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Find the angle of a sector with area 30 cm2 and radius 12 cm.

User Freespace
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1 Answer

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Explanation:

Looking for the fraction of 360 degrees (x/360) that results in area of 30 cm^2 with radius 12 cm

Area of ENTIRE circle = pi r^2 = pi 12^2

Sooooo.....

x/360 * pi * 12^2 = 30 cm^2

x=23.9 degrees

User Steed
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