Question

What is mZA?
Enter your answer in the box.
(3a + 13)
В
(x-8)
o

Answer 1

118

Explanation:

The sum of the angles is 180 degrees

(3x + 13) + (x-8) +x = 180

Combine like terms

5x +5 = 180

Subtract 5 from each side

5x+5-5= 180-5

5x =175

Divide by 5

5x/5 = 175/5

x = 35

We want to find angle A

3x+13

3(35)+13

105+13

118