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The shaded area is 54pi cm^2, and the radius is 12 cm.

Find X

The shaded area is 54pi cm^2, and the radius is 12 cm. Find X-example-1
User Atalantus
by
7.6k points

1 Answer

7 votes

54=(X/360)× πr²

54=(X/360)× 3.14(12)²

54=(X/360)×452.16

X =54÷452.16×360

X =42.99(2 d.p)

User Shawnalee
by
8.1k points
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