Find the angle or radius from an arc length or sector area
10th grade (Year 11 in England) · 16 questions · Common Core: HSG.C.B.5 · England: GCSE Higher Geometry
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Question 1
A sector of radius 6 cm has area 6π cm². Find the angle of the sector in degrees.
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Question 2
A sector has angle 36° and arc length 1π cm. Find the radius.
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Question 3
A sector of a circle with radius 6 cm has an arc length of 5π cm. Find the angle of the sector in degrees.
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Question 4
A sector of radius 6 cm has area 3π cm². Find the angle of the sector in degrees.
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Question 5
A sector has angle 60° and arc length 5π cm. Find the radius.
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Question 6
A sector of a circle with radius 6 cm has an arc length of 5π cm. Find the angle of the sector in degrees.
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Question 7
A sector of radius 4 cm has area 2.666667π cm². Find the angle of the sector in degrees.
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Question 8
A sector has angle 90° and arc length 8π cm. Find the radius.
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Question 9
A sector of a circle with radius 9 cm has an arc length of 4.5π cm. Find the angle of the sector in degrees.
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Question 10
A sector of radius 2 cm has area 2π cm². Find the angle of the sector in degrees.
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Question 11
A sector has angle 45° and arc length 4π cm. Find the radius.
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Question 12
A sector of a circle with radius 4 cm has an arc length of 6π cm. Find the angle of the sector in degrees.
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Question 13
A sector of radius 3 cm has area 3.75π cm². Find the angle of the sector in degrees.
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Question 14
A sector has angle 90° and arc length 10π cm. Find the radius.
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Question 15
A sector of a circle with radius 5 cm has an arc length of 5π cm. Find the angle of the sector in degrees.
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Question 16
A sector of radius 12 cm has area 108π cm². Find the angle of the sector in degrees.
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