Question

A circle with a radius of 10 inches is placed inside a square with a side length of 20 inches. Find the area of the square.

a. 400
b. 413
c. 314
d. 143

Answer 1

The correct answer is option a. 400

Explanation:

Points to remember

Area of square = a²

Where 'a' is the side length of square

To find the area of square

It is given that, the side length of square is 20 inches.

Here a = 20 inches

Area = a²

= 20²

= 400

Therefore the correct answer is option a. 400