Let A be an acute angle in a right triangle. Approximate the measure of A to the nearest
Chapter 8, Problem 8.1.46(choose chapter or problem)
Let A be an acute angle in a right triangle. Approximate the measure of A to the nearest tenth of a degree. (p. 483) cos A 5 0.81
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