The area of a triangle with sides , , and is , where .
To fill: The area of a triangle with sides , , and is = ________, where = ________.
Answer to Problem 3AYU
Solution:
,
Explanation of Solution
Given:
The area of a triangle with sides , , and is
= ________, where = ________.
Calculation:
If the three sides of a triangle are known, formula, called Heron’s Formula (named after Heron of Alexandria), can be used to find the area of a triangle.
Heron’s Formula
The area of a triangle with sides , , and is
where
Chapter 8 Solutions
Precalculus Enhanced with Graphing Utilities
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