freeCodeCamp/guide/english/mathematics/area-of-a-rectangle/index.md

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Area of a Rectangle

Area of a Rectangle

The area of a rectangle can be calculated by multiplying the lengths of the two perpendicular sides together.

Area = a x b

For Example For a rectangle where a = 3 and b = 4

Area = a x b = 3 x 4 = 12

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