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This worksheet covers Arcs, which is part of the Circle Measurements and Graphs module in the SAT Math course. Practice problems are designed to strengthen key concepts and build confidence.
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Set 1 — Foundation
A circle has a radius of 10 cm. What is the length of an arc that subtends an angle of 60 degrees at the center of the circle?
10.47 cm
12.57 cm
6.28 cm
20.94 cm
If the circumference of a circle is 31.4 cm, what is the measure of the angle in degrees that corresponds to an arc length of 15.7 cm?
90 degrees
60 degrees
180 degrees
120 degrees
A circle has a radius of 5 m. What is the length of an arc that subtends a 90-degree angle at the center?
3.93 m
5.00 m
7.85 m
1.57 m
If an arc length of a circle measures 8 cm and the circle has a radius of 10 cm, what is the angle in degrees that subtends this arc?
46.57 degrees
51.43 degrees
48 degrees
45 degrees
A circle has a circumference of 62.8 cm. What is the radius of the circle?
10 cm
9.5 cm
12.5 cm
15.7 cm
What is the measure of the angle in degrees for an arc length of 14 cm in a circle with a radius of 7 cm?
108 degrees
120 degrees
90 degrees
60 degrees
A circle has a radius of 4 inches. If an arc measures 5.24 inches, what is the measure of the angle in degrees that subtends this arc?
75 degrees
60 degrees
80 degrees
90 degrees
What is the diameter of a circle if an arc length of 10 cm subtends an angle of 45 degrees at the center?
10 cm
5 cm
20 cm
15 cm
If an arc of a circle measures 3π cm and subtends an angle of 180 degrees, what is the radius of the circle?
3 cm
5 cm
6 cm
4 cm
A circle has a diameter of 12 cm. What is the length of an arc that subtends a 120-degree angle at the center?
8π cm
5 cm
6 cm
10 cm
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