# A triangle has sides with lengths: 7, 6, and 8. How do you find the area of the triangle using Heron's formula?

##### 1 Answer

Dec 21, 2015

Substitute the lengths into the formula and calculate.

#### Explanation:

Heron's formula states that the area of a triangle whose sides have lengths a, b, and c is

where s is the semiperimeter of the triangle; that is,

In this example