3. Solve the triangle using either Law of Cosines or Law of Sines. In △HPK, k=20, p=17 and h=30.
Round your final answer to the nearest tenth. **

Angle H= Angle P= Angle k=

Answers

Answer 1

Answer:

Step-by-step explanation:

Using the Law of Cosines, we can calculate the three angles of the triangle.

A = cos⁻¹((17² + 30² - 20²) / (2 x 17 x 30))

A = cos⁻¹(7 / 510)

A = cos⁻¹(0.0137254901960784)

A = 84.2°

P = cos⁻¹((20² + 30² - 17²) / (2 x 20 x 30))

P = cos⁻¹(11 / 600)

P = cos⁻¹(0.0183333333333333)

P = 70.0°

K = 180° - (84.2° + 70.0°)

K = 25.8°

Therefore, the angles of △HPK are:

Angle H = 84.2°

Angle P = 70.0°

Angle K = 25.8°

Round your final answer to the nearest tenth:

Angle H = 84.2°

Angle P = 70.0°

Angle K = 25.8°


Related Questions

Please help!! Find the value of X.

Answers

Answer:

12,375

Step-by-step explanation:

that x mean time each number by x

The deck of a bridge is suspended 265 feet above a river. If a pebble falls off the side of the bridge, the height, in feet, of the pebble above the water surface after t seconds is given by
y = 265 − 16t2.

Answers

The height of the pebble after 2 seconds is 201 feet.

How to determine the height of the pebble

From the question, we have the following parameters that can be used in our computation:

y = 265 − 16t2.

The height of the pebble after 2 seconds is given by

y = 265 - 16 * 2^2.

Plugging in the values:

y = 265 - 16 * 4

y = 265 - 64

y = 201 feet

So, the height of the pebble after 2 seconds is 201 feet.

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Complete question

The deck of a bridge is suspended 265 feet above a river. If a pebble falls off the side of the bridge, the height, in feet, of the pebble above the water surface after t seconds is given by

y = 265 − 16t2. What is the height after 2 seconds

At the campus coffee cart, a medium coffee costs $3.55. MaryAnne brings $4.00 with her when she buys a cup of coffee and leaves the change as a tip. What percent tip does she leave? (Round your answer to one decimal place.)

Answers

Answer:

0.4

Step-by-step explanation:

4.00-3.55 = 0.45 = 0.4

The tip she gives is given by approximately 12.7% of the price.

The cost of a medium coffee is given by = $ 3.55

Mary Anne brings $ 4 with her and buy a coffee.

So, the remaining dollars with her is given by = 4 - 3.55 = $ 0.45

According question she gives this remaining amount as tip.

Therefore she gives a tip of $ 0.45 on the price of $ 3.55

The percentage of her tip = (0.45/3.55) * 100% = 12.7 % [Rounding off to one decimal place]

Hence the tip she gives is given by approximately 12.7% of the price.

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Determine if each pair of triangles is similar. If they are similar, state why. (AA, SAS, SSS, or not similar)

Answers

As the trianlges are SAS congurant the side NK = 1.8.

What is congruent by ASA?

The Angle-Side-Angle congruence rule is referred to as ASA. Two triangles are said to be congruent according to this rule if any two angles and the side included between them of one triangle are equal to the corresponding angles and the included side of the other triangle. See if the two triangles given, ABC and XYZ, are congruent according to the ASA rule by looking at the image provided below. According to the ASA congruence rule, two triangles are said to be congruent if two of their respective sides and angles are equal to those of two other triangles and their respective sides and angles, respectively.

∠LJK=∠LMN

LM =4

MJ=2

LN=3.6

So, As the trianlges are SAS congurant the side NK = 1.8.

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Name four rays that have point E as an endpoint.

Answers

The rays in the figure are (b) EA, EF, ED and EG

How to determine the names of teh rays

A ray in geometry is a part of a line that has one endpoint and continues infinitely in one direction.

It is represented by an arrow with the endpoint of the arrow being the endpoint of the ray

Using the above definition as a guide, we have the rays to be

option (b) EA, EF, ED and EG

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in a sampke of 1100 us adults 209 think the most celebrities are good role models. Two U.S adults are selected from this samole without replacement complete parts (a) through c

Answers

a. The probability that both adults think most celebrities are good role models is 0.0359

b. The probability that neither of adults think that celebrities are good model is 0.6559.

How to calculate the probability?

P(adult think most celebrities are good role models) = 209 / 1100

Since the first selected adult is not replaced, there are 1099 total adults left.

P(second adult think most celebrities are good role models) = 208 / 1099

So, P(both adults think most celebrities are good role models) = 209 / 1100 * 208 / 1099

= 0.19 × 0.1893

= 0.0359

b) The probability that neither of adults think that celebrities are good model is,

P(Neither adult) = P(1st adult does not think)P(2nd adult does not think)

= ((1100 – 209)/1100)((1100 – 209– 1)/1099) =0.6559

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Complete question

In a sample of 1100 us adults 209 think the most celebrities are good role models. Two U.S adults are selected from this sample

Calculate the probability that both adults think most celebrities are good role models.

Calculated the probability that neither of adults think that celebrities are good model.

A recipe for cookies calls for 1/4 cup of brown sugar for 1 batch. How many batches can be made with each of the following amounts of brown sugar?

PART A
1 cup of brown sugar?



PART B
3/8 cup of brown sugar?

Enter your answer in the box below.



PART C
2 1/2 cups of brown sugar?

PART D
5/12 cups of brown sugar?

Answers

Answer:

A) 4 batches

B) 1 1/2 batches

C) 10 batches

D) 1 2/3 batches

Step-by-step explanation:

A) A 1/4 goes into 1, 4 times so it would make 4 batches.

B) 1/4 = 2/8 so 3/8 = 1.5/4 and that would make 1.5 batches.

C) since 1 cup of sugar can make 4 batches, 2 cups can make 8 batches and 1/2 cup makes 2, so 8+2= 10 batches

D) 1/4=3/12 that means 5/12 = 1/4+1/6 and 1/6 divided by 1/4 = 2/3 so that means that it can make 1 2/3 batches.

PLSSSS HELP TYYYYYT !!!!!

Answers

Answer:

Total people =107

Women =57

Men =50

Men who don't like tea =20

Men who like tea= 30

Women who like tea = (total people who like tea)-(men who like tea)

Women who like tea= 30

Women who don't like tea =27

a=50

b=30

c=20

d=57

e=30

f=27

The range of a set of numbers is 16.
The minimum value is 6.
What is the maximum value?

Answers

Answer:

22

Step-by-step explanation:

Range : Maximum - Minimum

Minimum = 6

Maximum = A (Let maximum be A)

Hence,

16 = A - 6

A = 22

Maximum = 22

A sample of 400 teenagers showed 262 were "hyper-texters", meaning they spent more than 3 hours a day on their smart
phones. If there are 2,000 students at North High School how many would you expect to be "hyper-texters"?

Answers

262 "hyper-texters," or teens who spend more than three hours per day on their smartphones, were found in a sample of 400 youngsters. if North High School enrolls 2,000 pupils.

How many hyper-texters in smart phone ?In order to transmit a digitalized version of your speech during a cell phone call, the phone must send out an electrical signal (mathematics comes into play here through the use of error correction and data compression). Radiation from cell phones is produced in the electromagnetic spectrum's radiofrequency band. The radiofrequency that second-, third-, and fourth-generation cell phones (2G, 3G, and 4G) generate ranges from 0.7 to 2.7 GHz. The frequency range up to 80 GHz is expected to be used by fifth-generation (5G) cell phones.Checking your phone in the middle of a crucial work can make it more difficult for you to finish it. Using your phone in between crucial tasks reduces your ability to concentrate, according to a recent study that was published in the Journal of Behavioral Addictions.

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For a ride on a rental scooter, Scott paid a $2 fee to start the scooter plus 12 cents per minute of the ride. The total bill for Scott's ride was $24.68. For hown
many minutes did Scott ride the scooter?

Answers

Answer:

11.64

Step-by-step explanation:

24.68/2.12=11.64

Ill give brainliest to the answer

Answers

Answer:

m∠2 = 94°

Step-by-step explanation:

m∠3 and m∠2 are vertically opposite angles meaning they have equal angle. They are of equal measure.

Given that m∠3 = 94°, so m∠2 = 94° as well.

Answer:

94°

Step-by-step explanation:

We know that vertically opposite angles are equal to each other.

Therefore,

<2 = <3

94° = 94°

PLEASE HELP ASAP WILL GIVE POINTS plus branlist Which point is a solution to the system of linear equations?
Y= -X+1
3x-y=3.

Options are on picture

Answers

Answer:

Step-by-step explanation:

Given-: Y= -X+1  (1)

            3X-Y=3  (2)

we will put the value of Y from equation (1) in equation (2)

  3X-(-X+1)=3

   3X+X-1=3

   4X-1=3

Taking -1 to R.H.S

  4X=3+1

 4X=4

 X=4/4

 X=1

Now put the value of X in equation (1)

Y=-X+1

Y=-1+1

Y=0

So the option will be B (1,0)

What is the fifth term of the arithmetic sequence? 6, 9, 12, 15,...

Answers

The fifth term of the arithmetic sequence can be found to be 18.

How to find the next term ?

There are two definitions for an arithmetic sequence. It is a "series where the differences between every two succeeding terms are the same" or "each term in an arithmetic sequence is formed by adding a fixed number (positive, negative, or zero) to its preceding term."

In this arithmetic sequence therefore, you can find the common difference to be:

= 9 - 6

= 3

So the fifth term would be:

= 4th term + common difference

= 15 + 3

= 18

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The fifth term of the arithmetic sequence: 6, 9, 12, 15 is 18.

What is the fifth term of the arithmetic sequence?

The formula for the nth term of an arithmetic sequence is expressed as;

aₙ = a₁ + d( n - 1 )

Given the data in the question;

6, 9, 12, 15.

First term a₁ = 6Common difference d = 9 - 6 = 3Required term n = 5th

Plug the values into the above formula and simplify.

aₙ = a₁ + d( n - 1 )

a₅ = 6 + 3( 5 - 1 )

a₅ = 6 + 3( 4 )

a₅ = 6 + 12

a₅ = 18

Therefore, the fifth term of the sequence is 18.

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Answer please!
Whoever answers rigger will get get brainliest!!!!!

Answers

Using exponential function, the value of x that makes f(x) = g(x) is x = 6.7 (rounded to the nearest integer).

Write the exponential function for g?

The value of x that makes f(x) = g(x) is approximately x = 76.

To solve this, you can set f(x) = g(x) and solve for x.

[tex]f(x)=400(0.90)^x\\g(x)=70(1.10)^x\\400(0.90)^x = 70(1.10)^x\\Divide both sides by 400 to get:\\(0.90)^x = (1.10)^x / (400/70)\\[/tex]

Take the logarithm of both sides and use the power rule:

[tex]x(log 0.90) = (log (1.10)) / (log (400/70))\\x = (log (1.10)) / (log (400/70)) / (log 0.90)\\x = 76.3 (round to the nearest integer)\\[/tex]

Therefore, the approximate value of x that makes f(x) = g(x) is x = 76.

To solve this, we can set the two equations equal to each other and solve for x.

[tex]f(x)=400(0.90)^x = 70(1.10)^x\\400(0.90)^x = 70(1.10)^x\\(0.90)^x = 70/400 (1.10)^x\\(0.90)^x / (1.10)^x = 70/400\\(0.90/1.10)^x = 70/400\\(0.81818)^x = 70/400\\[/tex]

Take the logarithm of both sides.

[tex]xlog(0.81818) = log(70/400)\\x = log(70/400) / log(0.81818)\\x = 6.7 (rounded to the nearest integer).[/tex]

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PLEASE HELP DUEEE NOW !!!A diagram of a roundabout that is being designed to improve driver safety on a busy road is shown. The radius of the circular field planned for landscaping is 27.5 feet. What is the approximate distance around the outside of the circular field?

A. 345.4 feet

B. 172.7 feet

C. 86.35 feet

D. 2,323.1 feet

Answers

The approximate distance around the outside of the circular field is the circumference = 172.7 feet and the correct option is B.

How to evaluate for the circumference of a circle

To calculate the circumference of a circle, multiply the diameter of the circle with π (pi). The circumference can also be calculated by multiplying 2×radius with pi (π = 3.14).

We shall derive the approximate distance around the outside of the circular field by calculating for the circumference as follows:

Radius of the circular feild = 27.5

circumference of the circular feild = 2 × 27.5 feet × 3.14

circumference of the circular feild = 55 feet × 3.14

circumference of the circular feild = 172.7 feet.

Therefore, the approximate distance around the outside of the circular field is derived as the circumference which is equal to 172.7 feet.

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is y=mx+b a rational function?

Answers

Answer: A rational function is a function that is a fraction and has the property that both its numerator and denominator are polynomials.

Step-by-step explanation:

Every year since 1548, the average height of a human male has increased slightly. The new height is 100.05% of what it was the previous year. If the average male's height was 54 inches in 1548, what was the average height of a male in 2008?

Answers

Answer:

54.027

Step-by-step explanation:

54 x 1.0005 = 54.027

Answer:

67.96 inches

hope this help

It took 15 days to build 3/5 of a new road.
At this rate, how long will it take to build the whole road?
Explain your answer.

Answers

Answer is 25 days to build the whole road

Step by step

Let’s call total number of days N

3/5 of N = 15 days

3/5 x N = 15

Divide both sides by 3/5
(When you divide fractions flip the divisor and multiply)

3/5 x 3/5 N = 15 x 5/3
Simplify

N = 25 days

If you took 2/5 of a road x 25

2/5 x 25 = 50/5 = 10

2/5 road = 10 days
3/5 road = 15 days

Total days = 25

Problem solved

The total sales of a particular model of calculator on three days are $180, $414 and $306 respectively. Find the greatest possible price of the calculator.

Answers

Answer:

To find the greatest possible price of the calculator, we can use the information given about the total sales.

We know that the total sales of the calculator on three days are $180, $414, and $306. We can assume that the calculator is sold at a single price p on all three days, and the total number of calculators sold is x, y and z respectively.

So, we can set up the following equation:

px = $180 (1)

py = $414 (2)

p*z = $306 (3)

From (1) and (2) we can say x < y and from (2) and (3) we can say y > z

so the greatest possible price of the calculator will be the one from equation (2)

p = $414 / y

Therefore, the greatest possible price of the calculator is $414 / y.

It is important to note that we don't know the actual numbers of calculators sold, but we know that y is greater than x and z, and that is why we can say that the greatest possible price of the calculator is $414 / y.

Derived by the general formula the following equations remember that you must integrate your procedures

Answers

On solving the provided question we can say that quadratic equation is  y = 3x + 2x^2 => y = 14

What is quadratic equation?

A quadratic equation is x ax2+bx+c=0, which is a quadratic polynomial in a single variable. a 0. The Fundamental Theorem of Algebra ensures that it has at least one solution since this polynomial is of second order. Solutions may be simple or complicated. An equation that is quadratic is a quadratic equation. This indicates that it has at least one word that has to be squared. The formula "ax2 + bx + c = 0" is one of the often used solutions for quadratic equations. where are numerical coefficients or constants a, b, and c. where the variable "X" is unidentified.

here,

quadratic equation is

y = 3x + 2x^2

y = 6 + 8

y = 14

as x = 2

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In the image shown, line I and line m are parallel. How are <2 and <5 related?

Answers

Answer:

see explanation

Step-by-step explanation:

∠ 2 and ∠ 5 are on opposite ( alternate) sides of the transversal and are in between ( in the interior of ) the parallel lines.

The pair are then alternate interior angles.

An isosceles triangular prism can be unfolded into the net shown
below. Find the lateral surface area of the triangular prism.
8.3 in
9 in
7 in
I
17 in

Answers

The lateral surface area of the triangular prism is 364.1 square inches.

What is surface area?

The Surace area of any 2D or 3D figure is the outer area of the given figure.

Surface areas are of two types they are lateral surface area when we exclude the areas of top and bottom and total surface area is when we include all the sides.

From the given diagram and the concept of lateral surface area where the base and top are excluded here, it has only the base area as the top results to a point.

Therefore, The lateral surface area of this isosceles triangular prism is,

Two rectangles have a length of 17 inches and a width of 9 inches in addition to two triangles having a base of 7 inches and a height of 8.3 inches which is,

= 2(17×9) + 2[(1/2)×7×8.3) square inches.

= 306 + 58.1 square inches.

= 364.1 square inches.

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Select the correct answer.
Stephanie is exploring the key features of the functions ƒ (z) = and g(z) = 4=+5
She says that the graphs of the two functions will have the same vertical asymptote but different horizontal asymptotes because she ca
define function g as a transformation of function f and g(x) = f(x) + 4. Which statement is true?
O A. Stephanie correctly rewrote g(x) as a transformation of f(x), and she described the asymptotes of the two functions
correctly.
OB. Stephanie correctly rewrote g(x) as a transformation of f(x), but she described the asymptotes of the two functions
incorrectly.
OC. Stephanie rewrote g(x) as a transformation of f(x) incorrectly, but she described the asymptotes of the two functions
correctly.
O D. Stephanie rewrote g(x) as a transformation of f(x) incorrectly, and she described the asymptotes of the two functions
incorrectly.

Answers

Answer:

A. Stephanie correctly rewrote g(x) as a transformation of f(x), and she described the asymptotes of the two functions correctly.

Step-by-step explanation:

The statement is true because, g(x) = f(x) + 4 is indeed a transformation of f(x) by shifting the graph 4 units up, and because the horizontal asymptote is determined by the highest degree term in the function, which in this case is the same for both functions, so the two functions will have the same vertical asymptote, but the horizontal asymptote is determined by the leading coefficient which is different for both functions, so the two functions will have different horizontal asymptotes.

ANSWER PLEASE QUICK!! 60 POINTSSS!!

Answers

Answer:

Easy, A is 4.1

Step-by-step explanation:

I just finished this too

11/15 + 2/3 divided by 1 1/2 - 7/30

Answers

The evaluation of the given fraction is 1 2/19

Evaluating fractions

From the question, we are to evaluate the given fraction

From the given information,

The given fraction is

(11/15 + 2/3) ÷ (1 1/2 - 7/30)

Simplifying

((11 + 10)/15) ÷*(3/2 - 7/30)

(21/15) ÷ ( (45 - 7)/30)

(21/15) ÷ (38/30)

Then,

21/15 × 30/38

(21 × 30) / (15 × 38)

630 / 570

21/19

= 1 2/19

Hence, the evaluation is 1 2/19

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NO LINKS!!
Describe the transformation from ΔPQR to ΔSTU. Is this a congruence or similarity transformation?

ΔPQR: P(4, 0), Q(2, -3), R(5, -4)
ΔSTU: S(-4, -5), T(-2, -2), U(-5. -1)

Answers

From the coordinates we can see the rule for this transformation:

(x, y) → (- x, - y - 5)

This is a rotation by 180 degrees and translation 5 units down, therefore shape or size remain as is. So this is a congruence transformation.

Answer:

Rotation of 180° about the origin (0, 0) followed by a translation of 5 units down.

Congruence transformation.

Step-by-step explanation:

Given vertices of ΔPQR:

P = (4, 0)Q = (2, -3)R = (5, -4)

Given vertices of ΔSTU:

S = (-4, -5)T = (-2, -2)U = (-5, -1)

From observation, the mapping rule the transforms ΔPQR to ΔSTU is:

[tex](x,y) \rightarrow (-x,y-5)[/tex]

Rotation of 180° about the origin (0, 0) followed by a translation of 5 units down.

This is a congruence transformation as the two triangles have the same shape and same size.

THe 54th term of the sequence

Answers

Answer:

-320

Step-by-step explanation:

Use the formula

Tₙ = a + (n - 1)d where

a is the first term (in this case, -2)

n is the required term ( in this case, 54)

d is the common difference (in this case, -6)

54th term = -2 + 53 x -6 = -320

Pls mark as brainliest if possible. Cheers

Olivia measures the heights of two trees and the lengths of their shadows. She notices that the height of each tree and the length of its shadow are directly proportional. One of the trees has a height of 15 m and a 10 m long shadow. The other tree has a 14.4 m long shadow. Calculate its height, in metres (m). Give any decimal answers to 1 d.p. 15 m 10 m ? m 14.4 m​

Answers

Step-by-step explanation:

directly proportional means

y = kx

with k being a constant factor for all values of x.

we get k by using the given data point (10, 15).

15 = k×10

k = 15/10 = 1.5

so, now for the other tree we know k and x and calculate y

y = 1.5×14.4 = 21.6 m

it is 21.6 m tall (its height is 21.6 m).

<1 and <5 are ___ angles.
right
vertical
alternate interior
corresponding
angles.

Answers

Answer:

corresponding

Step-by-step explanation:

<1 and <5 are corresponding angles because they are on the same side of the transversal and on the same side of l and m

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