1. 12.3 The Pythagorean Theorem
Objectives: Find a side length of a right triangle given the lengths of its other 2 sides. Apply the Pythagorean Theorem to a real-world problems.
Standard Addressed: N: Solve quadratic equations.

3. Ex. 1

4. Ex. 2

5. Ex. 3 Find the hypotenuse of a right triangle whose legs are 36 and 48 units long.
C2 =
C2 =
C2 = 3600
C = 60

6. Ex. 4

7. Ex. 5 Find the height of a pyramid whose square base measures 36 meters on each side and whose slant height is 60 meters.
AC = (½) (36)  18
602 = BC
602 – 182 = BC2
3276 = BC2
57.24 meters