What is the area of an equilateral triangle with a side of 8?
3 Answers
The area of a equilateral triangle with sides a is
Area equals to
Explanation:
Consider an equilateral triangle
The area of this triangle is
All its sides are given and equal to
its altitude
Let the base of the altitude from vertex
Therefore, the other pair of catheti,
Now the altitude
from which
Now the area of triangle
16
Explanation:
Area of equilateral triangle =
In this situation,
Area =
=
=
= 16