Geometry

Rectangle Area

Area of a rectangle.

Formula

Formula
A = l · w

Variables

SymbolDefinitionType & rangeUnitsRole
l length real number (ℝ) input
w width real number (ℝ) input

Try it yourself

Interactive calculator
Result

Worked examples

Example 1
Givenlength l = 8, width w = 3
Result24
Example 2
Givenlength l = 5, width w = 5
Result25