Answer:
x = 70°
Step-by-step explanation:
x = one of the congruent angles in the triangle
Given angle measure: 40°
x = ? + ? = 180 - 40 = 140
x = 70
Answer:

I don't really remember this very well, because it confusing me
Answer:
4.8 or 4 4/5
Step-by-step explanation: