SOLUTION: derik bought a dartboard with a diameter of 20 inches. find the area of the dartboard in square inches

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Question 1206678: derik bought a dartboard with a diameter of 20 inches. find the area of the dartboard in square inches
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
The diameter of dartboard is 20 inches
radius (r) = 10 inches
Area of circle = pi*r^2
= pi*10 ^2
= 100 pi in^2
The area of the dartboard is 314 square inches.