AnswersPrecalculusRadian Measure

Radian Measure — Quiz Answers

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Which expression converts pi over 4 radians to degrees?

A
pi over 4 times pi
B
pi over 4 times 180 degrees
C
pi over 4 times the fraction with numerator 180 degrees and denominator pi
D
pi over 4 times the fraction with numerator pi and denominator 180 degrees
23

What is 720 degrees converted to radians?

A
1 fourth
B
4 pi
C
4 over pi
D
pi over 4
24

Which expression converts 45 degrees to radians?

A
45 degrees times the fraction with numerator pi and denominator 180 degrees
B
45 degrees times the fraction with numerator 180 degrees and denominator pi
C
45 degrees times pi
D
45 degrees times 180 degrees
25

Which expression converts 45 degrees to radians?

A
45 degrees times 180 degrees
B
45 degrees times pi
C
45 degrees times the fraction with numerator 180 degrees and denominator pi
D
45 degrees times the fraction with numerator pi and denominator 180 degrees
26

Which equation gives the length of an arc, s , intersected by a central angle of 3 radians in a circle with a radius of 4 in.?

A
s is equal to 4 times 3
B
s is equal to 4 plus 3
C
s is equal to 4 thirds
D
s is equal to 3 fourths
27

What is negative 36 degrees converted to radians?

A
negative 1 fifth
B
negative 5 pi
C
negative 5 over pi
D
negative pi over 5
29

Which expression converts pi over 4 radians to degrees?

A
pi over 4 times pi
B
pi over 4 times 180 degrees
C
pi over 4 times the fraction with numerator pi and denominator 180 degrees
D
pi over 4 times the fraction with numerator 180 degrees and denominator pi

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