If 4x, 3x, 2x, and x all add up to 360 degrees, what does each angle equal?
If x and 112 degrees are supplementary, what does x equal?
If 3x and 5x - 22 are vertical angles, what does x equal and what does each angle equal?
Why are vertical angles equal?
Staff Review
Currently 4.0/5 Stars.
This lesson goes through 3 different problems, which are similar to the problems from the previous lessons in this series, but they are a little more complicated in this lesson. Vertical angles are also used and explained in this lesson.