Question

Find m<1.
31°
28°
42°
47°

Answer 1

33

Explanation:

Angles in a triangle add up to 180

So 31 + 116 + m<1 = 180

* Solve for m<1 *

31 + 116 + m<1 = 180

Combine like terms

147 + m<1 = 180

Subtract 147 from both sides

147 - 147 + m<1 = 180 - 147

m<1 = 33