To prove that the formula of equilateral
Answer to Problem 37PPE
The reason is given in last of explanation
Explanation of Solution
Given:
Given equation
Calculation:
In order to solve the question we need to firstly show perimeter of equilateral triangle
Perimeter of triangle is as given in question , P=3 ×side
So we consider perimeter is
So it is a direct variation as we know that in direct variation (
Hence proved
Thus, the solution is correct.
Chapter 11 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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