Before we get our answer for those who forgot or don't know pie is 3.14 for right now.
the get the area it's radius multiplied by it's self. Which mean 8 divided by 2 X self or 8 /2 =4X4=16
16X3.14=50.24 if you think i am wrong do it on a calculator hope this helps :)
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The area of a circle with an 8 inch diameter is approximately 50.27 square inches.
A circle with an 8-inch diameter has a perimeter of 25.1 inches.
The diameter is 8. The circumference is 8 pi. The area is 16 pi.
Circle area = Pai x Diam2 / 4 = 3.14 x 8 x 8 /4 sq inch = 50.24 sq inchAnother Answer:-Area of the circle: pi*42 = 50.265 inches to three decimal places
It is 25.1 inches, approx.