A. Find the value of a. b. Find the value of the marked angles.

Question

asked Nov 26, 2021 201k views

2 Answers

Crymson · Answer 1 · 2021-12-01T16:20:15+0000

Explanation:

We can see that they are vertically opposite angles so they are equal. then

6a + 10° = 3a + 55°

6a - 3a = 55° - 10°

3a = 45°

Therefore a = 15°