Question

Find the area of a circle with a diameter of 12 in (rounded to nearest tenth).

A=___ square inches

36
113.1
1129
87.3

Answer 1

A=113.1 hope this helps

Answer 2

A = 113.1 in^2

Explanation:

The diameter is 12 inches

The radius is d/2 = 12/2 = 6 inches

The area of a circle is

A = pi r^2

Assuming pi is used by the pi button on the calculator

A = pi * 6^2

A =113.097335

Rounding to the nearest tenth

A = 113.1