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Geometry

Area of a Square

Formula
A = s²

What is Area of a Square?

The area of a square is the square of its side length. Since all four sides of a square are equal, multiplying one side by itself gives the total area.

Variables

  • A
    A — Area
  • s
    s — Side length

Worked Examples

Example 1

Find the area of a square with side 9 cm.

Solution:

A = 9² = 81 cm²

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