Chapter 5.CR, Problem 38CR

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6th Edition

Daniel C. Alexander + 1 other

ISBN: 9781285195698

Textbook Problem

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Find the length of a side of an equilateral triangle if an altitude is 6 in. long.

To determine

**To find:**

Length of the side of an equilateral triangle.

Explanation

**Given:**

The altitude of the triangle is 6 inches.

**Calculation:**

The triangle is a equilateral triangle.

The altitude bisects into 30-60-90 triangle.

Let triangle be

Then,

We use the formula,

Here,

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