Asked by mariyah

A circular room has radius equal to 40 feet. Marble is to be laid on a sector of the room.

What is the area of the sector if the central angle is 45°?
Answered by Ms. Sue
A = pi * r^2
A = 3.14 * 40^2
A = 5,024 sq ft

45/360 = 0.125

5024 * 0.125 = 628 sq ft
Answered by Anonymous
1800 feet2
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