Area of a circle,
A = (pi)(r^2).
Since the d = 10, then r = 10/2 = 5.
So A = (pi)(5^2)= 25(pi) or A = 25(3.141) = 78.525.
Chat with our AI personalities
The area of a circle with a diameter of 10 centimeters is: 78.54 cm2
The area of a circle whose diameter is 10 cm is: 78.54 cm2
The area of a circle is A = pi times diameter² / 4. Given diameter d = 10 inches. Area A = 78.5398 inches².
A circle that has an area of 78.5 square feet has a diameter of 10 feet.
Using 3.14 as Pi the area of circle is: 78.5