Question

In triangle ABC, <C is a right angle. Find the remaining sides and angles. Round your answers to the nearest tenth. A=3, C=19

Answer 1

A=x. The three angles are x, 3x+21, and x+54. x+3x+21+x+54=180. 5x= 180-75=105.  x= 21.  A= 21 degrees , B= 84 degrees and C= 75 degrees