Name: ______________________ Date: _________________ Foundations of Mathematics 11 Chapter 2- Angles & Triangles Lesson #2 - Review of Triangle Properties Part 1 - Review of the Pythagorean Theorem The Pythagorean Theorem States: In any right triangle, the sum of the squares of the two shorter sides ( _________ ) is equal to the square of the longest side ( _____________________ ). If you know the lengths of two sides of a right triangle, you can use this formula to calculate the length of the third side. For each triangle below, determine the unknown length. Give the answers to the nearest tenth. (a) (b) Example 1 For each triangle, determine the length of the unknown side to the nearest tenth when necessary. (a) (b) (c)
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