AnswersTX-Pre-CalculusUnit Test

Radian Measure Answers

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An angle measures Seven-ninths Pi radians. What is the degree measure of the angle?

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A
2.44°
B
140°
C
280°
D
439.6°
2
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rotations

Answer:

4

3

inches

Answer:

125.7

4

How many radians is -135°?

A
Option
B
Option
C
Option
D
Option
5

An angle measures 4.3 radians. To the nearest degree, what is the measure of the angle? degrees

Answer:

246

6

A circle has a radius of 10 inches. Find the approximate length of the arc intersected by a central angle of StartFraction 2 pi Over 3 EndFraction

Question illustration
A
6.67 inches
B
10.47 inches
C
20.94 inches
D
62.8 inches
7

What is the approximate length of arc s on the circle?

A
5.23 in.
B
41.87 in.
C
52.36 in.
D
104.67 in.
8

A circle has a central angle measuring 90° that intersects an arc of length 117.75 inches.Using 3.14 for Pi , what is the length of the radius of the circle? inches

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Answer:

75

9

2 pi 4 pi 8 pi

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Option
B
Option
C
Option

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