If m∠a = 87° and m∠b = 32°, find m∠1.
a) 29°
b) 61°
c) 83°
d) 119°

The answer is b) 61. What you would do is you would add the angles 87 and 32 together and the subtract what you get, which should be 119 from 180. 180 is the total area of a triangle.

Definitely

This is too long-standing now get out