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# What is the area of a square computer screen with 21-in sides?

**Solution:**

Given a square with screen side = 21 in

We know that area of a square with a side as ‘a’ is given as a^{2} units

Here, a = 21in

Area = 21^{2} = 441 sq in

Therefore, the area of the square is 441 sq in

## What is the area of a square computer screen with 21-in sides?

**Summary:**

The area of a square computer screen with 21-in sides is 441 sq in.

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