79.1k views
1 vote
Use one of your new conjectures to find the lettered angles measures. R=

Use one of your new conjectures to find the lettered angles measures. R=-example-1

1 Answer

3 votes

Answer:

The Exterior Angle of a Triangle Formula states that the measure of an exterior angle is equal to the sum of its remote interior angles. Therefore, r + 58 = 130 which means r = 72°.

User DEH
by
5.0k points