Question

Square picture has an area of 225 in^2 What is the side length of the picture

Answer 1

15 in

General Formulas and Concepts:

Pre-Algebra

• Equality Properties

Geometry

Area of Square Formula: A = s²

• s is the side length

Explanation:

Step 1: Define

Identify variables

A = 225 in²

Step 2: Solve for s

1. Substitute in variables [Area of a Square Formula]: s² = 225 in²
2. [Equality Property] Square root both sides: s = 15 in