If point A to point B is 5 meters and point B to point C is 8 meters and line AB is perpendicuar to line BC then what is the length on line AC?
Using the Pythagorean Theorem, we have
AB2 + BC2 = AC2
52 + 82 = AC2
25 + 64 = AC2
89 = AC2
√89 = AC
