What would be the area of circle with a radius of 5 inches?

2 Answers
Oct 3, 2017

Area=78.57=78.57 sq.in.

Explanation:

Area of circle =pir^2=πr2
As r=5"r=5
Area =π5^2=550/7=78.57 sq.inch

Oct 3, 2017

78.5units^2

Explanation:

The formula to find the area of a circle is A=pir^2
The radius of the circle is 5 inches. Most teachers tell you to use 3.14 for pi to make the math easier. Substitute:
A=3.14*5^2
5^2 is 25.
25*3.14=78.5
A=78.5