For each diagram below, solve for
Use the Pythagorean Theorem to solve for
After solving for
, use the Pythagorean Theorem again to solve for .
Extend the parallel lines that have already been drawn.
Now establish a relationship between
and one of the angles that has already been given.
Use the Math Notes boxes in Lessons 2.1.1 and 2.1.4 if you need help remembering angle pair relationships.