Area of a Circle and a Sector Answers
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117043
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An arc on a circle measures 85°. The measure of the central angle, in radians, is within which range?
A
0 to radians
B
to π radiansC
π to radians
D
to π radians
117045
In each circle below, a 50° angle with a vertex at the center of the circle is drawn. How are minor arc lengths CD and EF related?
A
They are the same because the central angle measure is the same.B
The arc lengths are proportional: .
C
The arc lengths are proportional: .
D
The arc lengths are proportional: .
117046
Circle P has a circumference of approximately 75 inches.
A
12 inchesB
24 inchesC
38 inchesD
46 inches117047
An arc on a circle measures 125°. The measure of the central angle, in radians, is within which range?
A
0 to radiansB
to π radiansC
π to radiansD
to 2π radians117048
In circle O, the length of radius OL is 6 cm and the length of arc LM is 6.3 cm. The measure of angle MON is 75°.
A
7.9 cmB
10.2 cmC
12.6 cmD
14.2 cm117049
In circle O, the length of radius OL is 6 cm and the length of arc LM is 6.3 cm. The measure of angle MON is 75°.
A
7.9 cmB
10.2 cmC
12.6 cmD
14.2 cmDid you find these answers helpful?
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