Pearson Geometry Common Core, 2011
PG
Pearson Geometry Common Core, 2011 View details
1. The Pythagorean Theorem and Its Converse
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Exercise 1 Page 495

To find the missing side of the triangle, we will use the Pythagorean Theorem.
In the formula, and are the legs and is the hypotenuse of a right triangle. We are given a triangle with and
Let's substitute these values into the formula and solve for
Solve for
Since a negative side length does not make sense, we only need to consider positive solutions.