Carrying Out the Plan

Apply the solution to the problem.

The next step is to execute the plan we made in the last lesson. We have to use the right-angle triangles to find the length of the cross wire. We can solve this problem using the Pythagorean theorem.

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Solving for the length of sides of right-angle triangles
Solving for the length of sides of right-angle triangles

Applying the solution

First, we must solve for the length of dd on side 1 by applying the Pythagoras’ theorem:

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