Question

find the values of the unknown angles a and b in the following figures. ​

Answer 1

Answer:

$b + 63 = 115$

$b = 52$

$a = 180 - b - 63$

$a = 65$

hope it helps ♥️

Answer 2

Figure 1:

A-65

B-52

Figure 2:

A-65

B-43