How do you find the area of a circle with diameter 20in?
1 Answer
Apr 29, 2018
Explanation:
"using the formula for area (A) of a circle"using the formula for area (A) of a circle
•color(white)(x)A=pir^2larrcolor(blue)"r is the radius"∙xA=πr2←r is the radius
"here diameter "=20rArrr=20/2=10" in"here diameter =20⇒r=202=10 in
rArrA=pixx10^2=100pi~~314.2⇒A=π×102=100π≈314.2