MATHEMATICS

JAMB 2003 - Question 33

Mathematics 2003 JAMB Past Questions - Question 33: XYZ is a circle with center O and radius 7cm.Find the area of the shaded region.

Choose the most appropriate option for the gap .
XYZ is a circle with center O and radius 7cm.Find the area of the shaded region.
XYZ is a circle with center O and radius 7cm.Find the area of the shaded region.
A:
B:
C:
D:
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Correct Answer

D

Explanation

< XOY = 2 < XZY= 2 X 45 = 90Area of shaded portion Xπsup2 - 1/2rsup2 sin = 90/360 X 22/7 X (7)SUP2 X sin 90= 38.5 -24.5 = 14cmsup2