А
D
50°
B
с
O 25°
O 30°
O
100°
O 50°

D50BO 25O 30O100O 50

Answers

Answer 1

Answer:

∠ CBA = 100°

Step-by-step explanation:

Since BD bisects ∠ CBA , then

∠ ABD = ∠ CBD = 50°

∠ CBA = ∠ CBD + ∠ ABD = 50° + 50° = 100°


Related Questions

The perimeter of a rectangular field 338 yards. If the length of the field is 95 yards, what is its width

Answers

Answer:

it's 124

Step-by-step explanation:

95*2=190

338-190=248

248/2= 124

width=124

The table shows the price for ingredients in trail mix at the local grocery store. Joshua buys 1/5 pound of mixed nuts. 1/2 pound of chocolate candies, and 1 1/4 pound of granola to make the trail mix. How much did Joshua spend to make the trail mix? TYPE COST (per pound) Mixed Nuts $2.50 Chocolate Candies $3.40 Granola $5.60

Answers

Answer:

$9.20

Step-by-step explanation:

Mixed nuts = 1/5

Chocolate candies = 1/2

Granola = 1 1/4

Cost of the trail mix

Mixed Nuts $2.50

Chocolate Candies $3.40 Granola $5.60

= 1/5 * 2.50 + 1/2 * 3.40 + 1 1/4 * 5.60

= 0.5 + 1.7 + 7

= $9.20

What is the percent composition of C4H10?

Answers

82.7% = C and 17.3% = H

A record is spinning at the rate of 37 rpm. If a ladybug is sitting 8 cm from the center of the record, find and exact answer for each of the following.
a) What is the angular velocity of the ladybug? (in radians/sec)
b) What is the speed of the ladybug? (in cm/sec) c) After 17 seconds, how far has the ladybug traveled? (in cm)​

Answers

The angular velocity of the ladybug is the same as the angular velocity of

the record.

Correct responses (approximate values):

a)  3.875 rad/s

b) 31 cm/s

c) 527 cm

Methods used for the calculations

The rate at which the record is spinning = 37 rpm

Location of the ladybug on the record = 8 cm from the center

a) The angular velocity of the ladybug is given as follows;

1 revolution = 2·π radians

1 minute = 60 seconds

Therefore;

[tex]Angular \ velocity, \ \omega = \dfrac{37 \times 2 \cdot \pi}{60 \, s} \approx \mathbf{ 3.875}[/tex]

The angular velocity of the ladybug, ω ≈ 3.875 rad/sec

b) Linear speed, v = Radius, r × Angular speed, ω

The radius with the ladybug rotates, r = 8 cm

Angular velocity of the ladybug = ω ≈ 3.875 rad/s

Therefore;

The speed of the ladybug, v = 8 cm × 3.875 rad/s ≈ 31 cm/s

c) Distance, d = Speed, v × Time, t

After 17 seconds, we have;

The distance travelled by the ladybug, d = 31 cm/s × 17 s = 527 cm

Learn more about angular velocity here:

https://brainly.com/question/14370151


Which expression is equivalent to (3^2)^-2

Answers

Answer:

Step-by-step explanation:

power raised to power, you multiply the exponents

=3^-4=1/3^4=1/81

Answer:

1/81

Step-by-step explanation:

3^2 = 9

9^-2 = 1/81

negative exponents move it to denominator

A company had a tractor destroyed by fire. The tractor originally cost $136,000 with accumulated depreciation of $69,900. The proceeds from the insurance company were $31,000. The company should recognize

Answers

Answer: A loss of $35,100

Step-by-step explanation:

The tractor had cost $136,000 and had accumulated a depreciation of $69,900.

This means that the net book value of the tractor was:

= 136,000 - 69,900

= $66,100

The insurance company was supposed to give them this amount but instead gave them $31,000. They will therefore suffer a loss of:

= 66,100 - 31,100

= $35,100

Please help please...

Answers

Answer:

2

Step-by-step explanation:

5(2)+2=12

(2)+4=6

5x+2 is twice the length of x+4. Therefore the answer is 2

trust that person above me !!! The answer was right for me on ap3x

(2+3i)+2i(2+3i) simplified

Answers

(2+3i)+2i(2+3i) = 1(2+3i) + 2i(2+3i) = (1+2i)(2+3i)

What is +5% to 240,000

Answers

Answer:

252,000

Step-by-step explanation:

since we know that 5% of 240,000 is 12,000

then we just add 12,000 to the 240,000 for a 5% increase

how to tell if a triangle is legal?

Answers

Step-by-step explanation:

Approach: A triangle is valid if sum of its two sides is greater than the third side. If three sides are a, b and c, then three conditions should be met.

Write and solve a proportion to determine the number of pennies, x, in a stack that is 100 mm high. Use numbers, words, or both to explain your method.

Answers

Answer:

100/w = x

The 100 mm is made up of pennies that have the same width. If you divide the 100 mm by how wide each penny is, you will get how many pennies there are in the stack.

Step-by-step explanation:

What are the complex zeros of y= x2 + 9?

Answers

Answer:

±[tex]\sqrt{-9}[/tex] or ±3i

Step-by-step explanation:

x² = -9

x = ±[tex]\sqrt{-9}[/tex] or ±3i

12 peaches cost 8$. How many peaches can you buy for $2?

Answers

Answer: A

Step-by-step explanation: 6 is for $4 therefore 3 is for $2

5/x+6- 7/3= 2/7x+42 solve for x given the equation, is there are multiple solutions separate them by a comma, what are the excluded values?

Answers

Answer:

Step-by-step explanation:

Triangle EFG is dilated by a scale factor of 5.
Which is an algebraic representation of the dilation?

Answers

B because the scale factor multiples the coordinate by that number

Douglas bought a $20 game card at a
game center. The go-karts cost $3.50 each
time you race. He wants to have at least
$7.75 left on his card to play arcade games.
Write and solve an inequality to determine
how many times Douglas can race the
go-karts. Then interpret the solution.

Answers

Answer:

Douglas can race the go-karts at least 3 times.

Step-by-step explanation:

Given that:

Worth of game card = $20

Cost of go-kart = $3.50 each time

Amount Douglas wants to left = $7.75

Let,

x be the times Douglas can ride go-kart.

20 - 3.50x ≤ 7.75

-3.50x ≤ 7.75 - 20

-3.50x ≤ -12.25

3.50x ≤ 12.25

Dividing both sides by 3.50

[tex]\frac{3.50x}{3.50}\leq \frac{12.25}{3.50}\\x\leq 3.5[/tex]

Hence,

Douglas can race the go-karts at least 3 times.

Douglas should race 3 or fewer times to make sure he has at least $7.75 left on his card.

Given to us

Douglas bought a $20 game card at a game center.

The go-karts cost $3.50 each time you race.

Douglas wants to have at least $7.75 left on his card to play arcade games.

Assumption

Let's assume that Douglas races x number of times on go-kart.

Inequality

As we know the total balance on the card is $20. And the cost of go-karts is $3.50 each time we race. Also, we need to save $7.75 on the card, therefore, Inequality can be written as,

$20 - ($3.5)x ≤ $7.75

What is the number of times Douglas must race?

$20 - ($3.5)x ≤ $7.75

[tex]20 - (3.5)x \leq 7.75\\\\-3.5x \leq 7.75-20\\\\-3.5x \leq -12.25\\\\x \leq \dfrac{-12.25}{-3.5}\\\\x \leq 3.5[/tex]

Hence, Douglas should race 3 or fewer times to make sure he has at least $7.75 left on his card.

Learn more about Inequality:

https://brainly.com/question/19491153

If y = 6, then what is the value of x if(y = 5x – 6)?
A. 7 1/5
B. 7
C. 2 2/5
D. 0

Answers

9514 1404 393

Answer:

  C.  2 2/5

Step-by-step explanation:

Put in the given value of y and solve for x.

  6 = 5x -6

  12 = 5x . . . . . . . . . add 6

  12/5 = x = 2 2/5 . . . divide by 5, express as mixed number

what is 2/4 + 2/10 in simplest form

Answers

Answer: 2/4 is 1/2   and 2/10 is 2/5 i believe

Step-by-step explanation:

Answer:

7/10

Step-by-step explanation:

Turn 2/4 into 20/40 and 2/10 into 8/40. If you add it it is 28/40. Divide both numbers by 4 and you get 7/10

Multiply the binomial (3y-2)(y-4)

Answers

Answer:

3y^2-12y-2y+8

3y^2-14y+8

Step-by-step explanation:

Remember FOIL

First

Outer

Inner

Last

(3y-2)(y-4)

Answer:

Step-by-step explanation:

Use FOIL method

(3y - 2 )(y - 4) = 3y*y - 4*3y  + y *(-2) - 4 * (-2)

                      =3y² - 12y - 2y + 8          {Combine like terms}

                      = 3y² - 14y + 8

2. My mother says, in her childhood petrol was 1 rupee per litre. It is 52 rupees per litre today. By what percentage has the price has gone up?​

Answers

Answer:

Price increased=rs 52-1=rs 51

So therefore, increased%=51/1 x 100= 5100%

Step-by-step explanation:

Hope this helped!!!!!

Plz help, i’ll give brainliest

Answers

Answer:

42

Step-by-step explanation:

-2x(-5)=10, 8(4)=32, 32+10=42

Answer:

-22

Step-by-step explanation:

-2x--8y

-2(-5) -8(4)

10 - 32

= -22

I hope this helps you out!

Slope-Intercept Form
someone help pls asap

Answers

Answer:

Step-by-step explanation:

Given equation of the line is,

y = 2x + 1

By comparing this equation with the slope-intercept form of the equation,

y = mx + b

m = Slope of the line = 2

b = y-intercept = 1

Table for the input - output values,

x        -1            0            1            2

y        -1            1             3           5  

Now graph these points on the graph and join them by a straight line.

PLEASE HELPPPPPP ILL GIVE BRAINLYLIST AND FIVE STARS!!

Answers

g(x) = - 5
g(6) = - 5

Ms. Smith just started a new job with a starting salary of $34,000. According to her contract, she will receive a 1.2% increase in her salary every year. How much will Ms. Smith earn in 30 years?

Answers

Answer:

$48,629

Step-by-step explanation:

The computation of the salary amount that she earned in 30 years

here we applied the future value formula

As we know that

Future value = Present value × (1 + interest rate)^time period

= $34,000 × (1 + 1.2%)^30

= $34,000 × 1.012^30

= $48,629

In Rectangle ABCD, m

Answers

Answer:

m∠ACD = 24°

Step-by-step explanation:

Measure of the interior angles of a polygon = [tex]\frac{(n - 2)\times 180}{n}[/tex]

Therefore, measure of the interior angles of a rectangle = [tex]\frac{(4 - 2)\times 180}{4}[/tex]

                                                                                              = [tex]\frac{360}{4}[/tex]

                                                                                              = 90°

m∠BCD = 90°

Since, m∠BCD = m∠BCA + m∠ACD

90° = 66° + m∠ACD

m∠ACD = 90° - 66°

              = 24°

Therefore, measure of angles ACD is 24°.

Plz help due tomorrow!!!

Answers

Answer:

5/6

Step-by-step explanation:

3/4 as a decimal is .75 while 5/6 is .833333333.

5/6 is the answer to the problem

A side of the triangle below has been extended to form an exterior angle of 114º. Find
the value of x.
114°

Answers

Answer:

24

Step-by-step explanation:

x+90=114( sum of two interior angle of triangle is equal to its opposite exterior angle)

x=24

Answer:

24 is the value for x and that's correct

Suppose the side length of square A is 6 inches, and the side length of square B is 9 inches. What is the area of square C if the three squares create a right triangle? A 15 in B 54 in? C 108 in? D 117 in

Answers

Answer:

D.117 square in

Step-by-step explanation:

We are given that

Side length of square A=6 in

Side length of square B=9 in

We have to find the area of square C if the tree squares create a right triangle.

By using Pythagoras theorem

[tex](hypotenuse)^2=(Base)^2+(Perpendicular\;side)^2[/tex]

Side of square C

[tex](Hypotenuse)^2=6^2+9^2[/tex]

[tex](Hypotenuse)^2=117[/tex]

[tex]Hypotenuse=\sqrt{117}[/tex]

Now,

The area of square C=[tex](side)^2[/tex]

The area of square C=[tex](\sqrt{117})^2=117 in^2[/tex]

Option D is true.

Answer:

sss

Step-by-step explanation:

sss

fvokfdvik

PLEASE HELP AND FAST PLEASEEEEE will mark brainliest if right
Answer the questions on the picture please

Answers

Step-by-step explanation:

no pic available Hun xx try posting again

please help I’m literally failing this class D:

Answers

The laps is 3/5 |1 1/5| 3 3/5
1 minute 2mins 6 mins
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