Solved: The measures of two angles of a triangle are
Chapter 1, Problem 17(choose chapter or problem)
The measures of two angles of a triangle are given. Find the measure of the third angle. See Example 2. 147 12_, 30 19_
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer