I need to know how to solve this and the answer

I Need To Know How To Solve This And The Answer

Answers

Answer 1

Answer:

69°

Step-by-step explanation:

180 - 21 -90 = 69

hope this helps...

Answer 2

Answer: The missing angle is 69°

Step-by-step explanation: When all the angles have their vertex on a straight line, they must add up to 180° They are "supplementary" angles.

The "box" in the corner of an angle is a symbol for "right angle" so that is a way to have a "given" 90°

Knowing that, you can add the "given" 90° + 21° to get 111°

Subtract 111° from 180° to find Angle a:

180 - 111 = 69


Related Questions

4.

The lengths of two sides of a right triangle are given. Find the length of the third side. Round to the nearest tenth if necessary.


legs: 24 in. and 16 in.



A. 34.7 in.


B. 31 in.


C. 28.8 in.


D. 17.9 in.

Answers

Answer:

The answer is C. 28.8 in

Step-by-step explanation:

Given a=16 and b=24,

c = 28.84441 = 8√13

∠α = 33.69° = 33°41'24" = 0.588 rad

∠β = 56.31° = 56°18'36" = 0.98279 rad

h = 13.3128

area = 192

perimeter = 68.84441

inradius = 5.57779

circumradius = 14.42221 = 4√13

DO THESE ALL PLZZ IM GIVING BRAINLIEST

Answers

Answer:

2/3, 2 and 1/6, 9/2

3:4 or 3/4

38%, 19/50, 0.38

97%, 97/100, 0.97

Step-by-step explanation:

Answer:

Step-by-step explanation:

5) Red :  Green = 15 : 20 = 3 : 4

6) a) 28%

[tex]\frac{28}{100}[/tex]

0.28

b) 97%

97/100

0.97

Find the volume of a juice box that is 3 in by 1 1/2 in by 4 inches

Answers

Answer:

The volume of a juice box is 18 cubic inches.

Step-by-step explanation:

Given the dimensions

3 in by 1 1/2 in by 4 inches

Interpreting the dimensions such as:

[tex]l = 3[/tex] inch[tex]w=1\frac{1}{2}=\frac{3}{2}[/tex] inch[tex]h = 4[/tex] inch

Using the formula to determine the volume

[tex]V=\:l\:\times \:w\:\times \:h[/tex]

substitute l = 3, w = 3/2, h = 4

[tex]V=3\times \frac{3}{2}\times \:4[/tex]

[tex]V\:=\:\frac{36}{2}[/tex]

[tex]V = 18[/tex] cubic inches

Therefore, the volume of a juice box is 18 cubic inches.

Reina and Sam are multiplying (84)5 (73)9.



Reina's Work Sam's Work
(84)5 (73)9 = 84 + 573 + 9 = 89712 (84)5 (73)9 = 84⋅573⋅9 = 820727

Is either of them correct? Explain your reasoning.

Answers

Answer:  So  Reina and Sam are multiplying (84)5 (73)9 and their work are (84)5 (73)9 = 84 + 573 + 9 = 89712 Reina's (84)5 (73)9 = 84-573-9 = 820727

So Sam's Actually they are doing or multiplying using exponents. Reina's work (8*)s(7³)º=8*+5+ 73+9= 8° 712 This is incorrect because she added exponents instead of multiplying exponents Sams work (8*)5 (7³)º=84x5 73x9= 820 727 This is correct because Sam multiplied exponents correctly Exponents are multiplied not added.

Step-by-step explanation: Have a blessed  day and hope this helps.

My reasoning is in there. I calculated I hope that is helps a lot. god bless you

Brianne evaluated the expression 42+4(6-2)

Answers

Answer:

Follow the rule of BODMAS (brackets, of, division, multiplication, addition, subtraction)

Ans: 58

Step-by-step explanation:

42 + 4(6 - 2)                           Process --> 6 - 2 = 4

= 42 + 4 * 4                            Process --> 4 * 4 = 16

= 42 + 16                                Process --> 42 + 16 = 58

= 58

Hope this helps :)

Helppppppppppppppppppppppppppppppppppppp

Answers

The equation would be y = -5/4x + 3.

To find slope you would use the slope formula of (y2-y1)/(x2-x1). This gives us the slope of -5/4. Then we find the y-intercept. When looking on the graph we see the only y intercept is the point (0,3), so we get the number 3.

Answer:

1.25X+3

Step-by-step explanation:

(-4,8) AND (4,-2)

Rise

-------

Run

8+2 =  10

-4-4=  -8

1.25

from the y intercept 0, the line is a 3, (0,3)

The figure below has a point marked with a large dot.
First, translate the figure 8 units to the left and 7 units up.
Then, give the coordinates of the marked point in the original figure and the final figure.

Point in original figure:
Point in final figure:

!!​

Answers

Answer:

I'm pretty sure it's

original (4, -4)

final figure (-4, 3)

!!!!NEED HELP ASAP PLS PLS PLS !!!
In a valley, Checkpoint A is located at 44 feet below sea level. Checkpoint B is located at 77 feet above sea level. How much higher is Checkpoint B than A?

121 feet
111 feet
33 feet
−33 feet

Answers

44 + 77 = 111

The answer is 111 feet.

an equivalent expression
5(x+10)+x

Answers

Answer:

6x+50 is the answer if u simplify it

Step-by-step explanation:

Answer:

6x+50

Step-by-step explanation:

Distribute the 5 and add

5x+50+x=6x+50

A musician started his practice at 10:15 p.M. He finished his practice at 11 p.M. How many minutes did he practice?

Answers

Answer:

45 minutes

Step-by-step explanation:

Answer:

45 minutes

Step-by-step explanation:

60(an hour, 11pm) - 15 = 45

If the sales tax for the city of Los Ángeles is 9.75% , how much tax would you pay for an item that costs $200.00

Answers

Answer:

219.50

Step-by-step explanation

9.75% can be converted into 0.0975 so multiply  0.0975 by 200 you get 19.5. add 19.5 to 200 and you get 219.50

y = x + 2
-3x + 3y = 6

Answers

Here you go —————————->>>

I need to know how to solve this and the answer

Answers

Usually shssusywgwowksuehvewkak

What is the least possible positive integer-value of n such that sqrt{18\cdot n \cdot 34}$ is an integer?

Answers

Answer:

n = 17. This means, √(18 x 17 x 34) = √(10404) = 102.

Step-by-step explanation:

An integer is a number that is not a fraction.

Given √(18 x n x 34), for the expression to be an integer, the product must be a perfect square. We are looking for n, the smallest number to multiply 18 x 34 to make it a perfect square. We have:

18 x 34 = 2 x 9 x 2 x 17 = 2 x 3 x 3 x 2 x 17 = 2² x 3² x 17.

From here, we see that we need to multiply an extra 17 to make it a perfect square, therefore n = 17. So we have:

√(18 x 17 x 34) = √(10404) = 102

The least possible positive integer-value of n such that [tex]\sqrt{18\cdot n \cdot 34}[/tex] is an integer is 17

The expression is given as:

[tex]\sqrt{18\cdot n \cdot 34}[/tex]

Expand the equation

[tex]\sqrt{18\cdot n \cdot 34} = \sqrt{2 \times 9 \times n \times 2 \times 17}[/tex]

Express 8 as 3^2

[tex]\sqrt{18\cdot n \cdot 34} = \sqrt{2 \times 3^2 \times n \times 2 \times 17}[/tex]

Rearrange the factors as follows:

[tex]\sqrt{18\cdot n \cdot 34} = \sqrt{2 \times 2\times 3^2 \times n \times 17}[/tex]

Express 2 * 2 as 2^2

[tex]\sqrt{18\cdot n \cdot 34} = \sqrt{2^2\times 3^2 \times n \times 17}[/tex]

Evaluate all exponents

[tex]\sqrt{18\cdot n \cdot 34} = 2\times 3 \times \sqrt{n \times 17}[/tex]

[tex]\sqrt{18\cdot n \cdot 34} = 6 \times \sqrt{n \times 17}[/tex]

For the expression to be an integer, then the radical must be a perfect square.

Given that the expression in the radical is [tex]{n \times 17[/tex], then the value of n must equal 17, at the very least

i.e.

[tex]n = 17[/tex]

Hence, the least possible positive integer-value of n is 17

Read more about integers at:

https://brainly.com/question/13136492

Find the circumference of a circle with radius of4 inches use 3.14 for pi round your answer to the nearest hundredth

Answers

Answer:

25.136 in

Step-by-step explanation:

Step one:

given data

radius = 4 inches

Circumference= 2πr

substitute

C=2*3.142*4

C=25.136 in

The circumference is 25.136 in

There are 4 red marbles, 2 blue marbles, and 6 green marbles in a bag. What is P(red)?

Answers

Answer:

well 1/3 is red

Step-by-step explanation:

The graph shows the function f(x) = 3^x. What is the value of f ^–1 (x) at x = 3?

Answers

plug x=3 into f(x) = 3^x

f(x) = 3^3

f(x) = 27

remember!! what is the value of f^-1(x)?

put the ^-1 on 27

27^-1 = 0.037...

ANSWER: 0.037...

The value of the inverse function f⁻¹(x) at x = 3 is 0.631.

What is an inverse function?

The inverse function is defined as a function obtained by reversing the given function.

The function f(x) = 3ˣ is a one-to-one function, which means it has an inverse function denoted by f⁻¹(x).

To find the value of f⁻¹(x) at x = 3, we need to solve the equation f(x) = 3ˣ = 3 for x.

3ˣ = 3

Divide both sides by 3:

3ˣ/3 = 3/3

Simplify:

3ˣ-1 = 1

Take the natural logarithm of both sides:

ln(3ˣ-1) = ln(1)

Simplify:

ln(3ˣ-1) = 0

Now we can solve for x:

ln(3ˣ-1) = 0

3ˣ-1 = e⁰ = 1

3ˣ = 2

x = log₃(2)

So, f⁻¹(3) = log₃(2) ≈ 0.631.

Therefore, the value of f⁻¹(x) at x = 3 is 0.631.

Learn more about inverse functions here:

brainly.com/question/2541698

#SPJ2

The sum of two numbers is 51.

The difference of the same two numbers is 9.

What are the two numbers?

Answers

Answer:

21 and 30

Step-by-step explanation:

x + y = 51

x - y = 9

add the two equations and y's will cancel out

2x = 42  divide by 2

x = 21   so put 21 in for x in the top equation and solve

21 + y = 51

y = 30

The original price of a suit is $150. The store decides to mark up the suit 75%. What price is the store selling the suit for?

Answers

Answer:

262.50

i think thats the answer.

Answer:

$162.50

Step-by-step explanation:

75% of 150 is 112.5

112.5 + 150 = 162.5

2(6k+8)-6k=4
What is the answer

Answers

Answer:

k=-2

Step-by-step explanation:

2(6k+8)-6k=4

12k+16-6k=4

6k+16=4

6k=-12

k=-2

Mr. Roble is traveling to the store and drives 4 miles in 16 minutes. Write a unit rate that describes Mr. Roble's trip to the store.

Answers

Answer: 4 miles = 16 min

4 miles : 16 min

Step-by-step explanation:

You have to multiply by the same number

The unit rate that describes Mr. Roble's trip to the store is 0.25 miles per minute.

What is a unitary method?

A unitary method is a mathematical way of obtaining the value of a single unit and then deriving any no. of given units by multiplying it with the single unit.

Given, Mr. Roble is traveling to the store and drives 4 miles in 16 minutes.

∴  The unit rate that describes Mr. Roble's trip to the store is,

= (4/16) miles per minute.

= 1/4 or 0.25 miles per minute.

learn more about the unitary method here :

https://brainly.com/question/28276953

#SPJ5

(20 POINTS AND BRAINLIEST IF ANSWERED CORRECTLY)

Patricia claims she can graph a fourth degree polynomial function with 4 turning points. Is this possible or impossible?

Answers

Answer:

it is posible...because tha polynomial have expression than two algebriac

What was the original price of a bookshelf whose price is $16, when there is a sale for 75% off of the original price?

Answers

Answer:

$64.00

Step-by-step explanation:

64-75%

PLS
HELP AND IF U DONT KNOW THEN DONT ANSWER.IF H ANSWWR RIGHT ILL GIVE BRAINLIEST

Answers

Answer:

Additive inverse: a+(-a)=0

Additive identity: a+0=a

Multiplicative inverse: a•1/a=1

Multiplicative identity: a•1=a

Step-by-step explanation:

i need help with the question below

Answers

Part A: 24.15/15
Part B: $1.61

If you answer correctly I will release a new question worth 100 points




Sir, what were the cases of Cherokee Nation v. Georgia and Worchester v. Georgia? How do the cases relate to what is happening now? (Question 2 is directed to the Native American man on the horse)
Answer:

Answers

Cherokee Nation v. Georgia:The Cherokee insisted that they are a separate nation, so therefore Georgia can’t enforce state laws within their territory.Thiswas a case in which the United States Supreme Court vacated the conviction ofSamuel Worcester that prohibited non-Indians from being present on Indian lands without a license from the state was unconstitutional.But, Since they lost the case of Cherokee Nation v. Georgia, a controversial treaty allowed removal to continue ,this is what lead us to this Trail of Tears

Did I get this right I need help plz

Answers

Yes you got it right

Answer: Choice C) 6x+5y = -20

You have the correct answer. Nice work.

=================================================

Work Shown:

y = (-6/5)x - 4

5y = 5*( (-6/5)x - 4 )

5y = 5*(-6/5)x - 5*4

5y = -6x - 20

6x+5y = -20

-----------

Explanation:

In the second step, I multiplied both sides by 5 to clear out the denominator. Two steps later (step 4), we have 5*(-6/5)x turn into -6x, so the fraction goes away.

In the last step, I added 6x to both sides to get the equation into standard form Ax+By = C. In this case, A = 6, B = 5, and C = -20.

Which integer is NOT less than -21?
A. -30
B. -100
C -19
D -25​

Answers

Answer:

Well -19 is less than -21 so it's the other three.

So it's -30, -100 and -25

It’s -19 ! Think of it as temperature! If it is -21c and the temp increases by 2c then the numbers move closer to 0
Anyways the answer is 19!
Hope this helps!

Let f(x) and g(x) be polynomials as shown below.


Which of the following is true about f(x) and g(x)?
f(x) and g(x) are closed under multiplication because when multiplied, the result will be a polynomial.
f(x) and g(x) are not closed under multiplication because when multiplied, the result will not be a polynomial.
f(x) and g(x) are closed under multiplication because when multiplied, the result will not be a polynomial.
f(x) and g(x) are not closed under multiplication because when multiplied, the result will be a polynomial.

Answers

Answer:

i think it is a but i am not sure please let me know

Step-by-step explanation:

good luck!

A radio tower is located 275 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 37 and that the angle of depression to the bottom of the tower is 35 . How tall is the tower?

Answers

Answer:

399.8 feet

Step-by-step explanation:

Since the angle of elevation of the top of the tower from the building is Ф = 37°, and the distance between the tower and the building is x = 275 feet. Let the upper part of the tower be h. These three components from a right-angled triangle with opposite side = h and adjacent side = x. So, by trigonometric ratios,

tanФ = h/x

h = xtanФ

= 275 feet × tan37°

= 275 feet × 0.7536

= 207.23 feet

Also, the angle of depression of the bottom of the tower from the building is Ф' = 35°, and the distance between the tower and the building is x = 275 feet. Let the lower part of the tower be h'. These three components from a right-angled triangle with opposite side = h' and adjacent side = x. So, by trigonometric ratios,

tanФ' = h'/x

h' = xtanФ'

= 275 feet × tan35°

= 275 feet × 0.7002

= 192.56 feet

So, the height of the tower, H = h + h'

= 207.23 feet + 192.56 feet

= 399.79 feet

≅ 399.8 feet

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