Mathematics · Geometry
OAD and OFG are sectors of a concentric circle with centre O and outer radius 24 cm. The central angle of the sectors is 45°. Points B, C, H and E lie on an inner concentric circle with centre O and radius 8 cm. If the shaded area consists of the region between the two circles within these sectors, what is the shaded area (in cm2)? (Take π = 3.14)
- 1425.16
- 2452.16
- 3620.88
- 4602.88✓
Correct answer
602.88
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