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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 2 — Foundation
In a circle with a radius of 10 cm, what is the length of an arc that subtends a central angle of 60 degrees?
10.47 cm
12.57 cm
15.71 cm
18.85 cm
A circle has a radius of 5 inches. What is the measure of the arc in degrees if the arc length is 4 inches?
45 degrees
60 degrees
75 degrees
90 degrees
What is the central angle in degrees of an arc that is 8 cm long in a circle with a radius of 4 cm?
90 degrees
120 degrees
180 degrees
360 degrees
If the circumference of a circle is 31.4 cm, what is the radius of the circle? (Use )
5 cm
7 cm
10 cm
15 cm
In a circle with a radius of 8 m, what is the length of an arc that corresponds to a central angle of 90 degrees?
12.57 m
14.14 m
16.76 m
20.00 m
What is the area of the sector formed by a central angle of 120 degrees in a circle with a radius of 6 cm?
12\pi cm^{2}
15\pi cm^{2}
18\pi cm^{2}
24\pi cm^{2}
If an arc length is 5.5 m and corresponds to a central angle of 110 degrees, what is the radius of the circle?
3.14 m
5.00 m
7.00 m
9.00 m
What is the central angle of a circle if the arc length is 3.14 m and the radius is 2 m?
30 degrees
60 degrees
90 degrees
120 degrees
A circle has a radius of 10 m. What is the circumference of the circle?
31.4 m
62.8 m
78.5 m
100 m
What is the length of an arc that corresponds to a central angle of 180 degrees in a circle with a radius of 3 m?
3.14 m
6.28 m
9.42 m
12.56 m
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