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Rus_ich [418]
3 years ago
15

Find the length of an arc made by a 180-degree central angle in a circle with a 10ft radius

Mathematics
1 answer:
mixas84 [53]3 years ago
8 0

Answer:

the length of an arc = 10π ft.

Step-by-step explanation:

The length of an arc with angle Θ and radius r will be equal r * Θ

note the angle must be in radian

Given: Θ = 180° = π  and radius = r = 10 ft.

<u>So, the length of the arc = π * 10 = 10π ft.</u>

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An online music club sells compact discs for $13.95 each plus $1.95 shipping and handling per order. If Maria's total bill was $
Alekssandra [29.7K]
The equation is 13.95x+1.95=85.65
The answer is 6 compact discs.
6 0
3 years ago
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Two agent angles of a parallelogram are in the ratio 1 by 3 find the measures of all the angles​
zalisa [80]

Answer:

The measure of all the angles are;

45°, 135°, 45°, and 135°

Step-by-step explanation:

The given parameters are;

The ratio of two adjacent angles of the parallelogram = 1:3

Let x represent one of the adjacent angles, and let y represent the other adjacent angle

Given that two adjacent angles of a parallelogram are supplementary, we have;

x + y = 180°

x:y = 1:3

Therefore, y = 3 × x = 3·x, which gives;

x + 3·x = 180°

4·x = 180°

x = 180°/4 = 45°

y = 3 × x = 3 × 45° = 135°

Given that opposite interior angles of a parallelogram are equal, we have, the measure of all the angles are;

45°, 135°, 45°, and 135°.

8 0
2 years ago
Two months ago, Marty’s dog weighed 3712 pounds. The dog was put on a diet and exercise plan and now weighs 2914 pounds. How muc
deff fn [24]

Answer:

Step-by-step explanation:

3712-2914= 798 pounds

5 0
2 years ago
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TRUE OR FALSE <br>becomes zero for x=1<br>PLEASE HELP​<br>​
dem82 [27]

Answer:

False

Step-by-step explanation:

x is 1 not zero

5 0
2 years ago
Can someone help me im confused....PLZZZZ
lilavasa [31]

Answer:

see explanation

Step-by-step explanation:

The perimeter (P) of a rectangle is calculated as

P = 2l + 2w ( l is the length and w the width )

perimeter of rectangle A = 2(7) + 2(5) = 14 + 10 = 24 in

perimeter of rectangle B = 2(4x - 3) + 2x = 8x - 6 + 2x = 10x - 6 in

Equating the two gives

10x - 6 = 24 ( add 6 to both sides )

10x = 30 ( divide both sides by 10 )

x = 3

Thus

length of rectangle B = 4x - 3 = 4(3) - 3 = 12 - 3 = 9 in

Width of rectangle B = x = 3 in

5 0
3 years ago
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