Geometry
Equilateral Triangle Area
Area of an equilateral triangle.
Formula
Formula
A = (√34) a2
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| a | side length | real number (ℝ) | — | input |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenside a = 6
Result15.58845727
Example 2
Givenside a = 2
Result1.732050808