The angle of a sector of a circle of diameter 8cm is 135&...
The angle of a sector of a circle of diameter 8cm is 135°. Find the area of the sector [Take π = 22/7].
937cm2
1247cm2
1867cm2
2517cm2
Correct answer is C
Area of a sector
\frac{θ}{360°} * πr^2
= \frac{135}{360} * 3.142 * 4 * 4
= 18\frac{6}{7}cm^2
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