The diameter of a round dinner plate is 10 inches. What's the area of the plate?
2 answers:
78.54 Area of a circle is pi•radius squared Radius is half or diameter So pi•5 squared which is 78.54
Lets say pi is 3.14 The area of a circle is: pi*radius squared The radius is half the diameter so it is 5 inches. 3.14*5 squared 2 3.14*25 78.5inches squared
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