We know that the sum of the interior angles of a triangle equals 180, then,in this case we have the following equation:

then, solving for b, we get:

now that we have that b = 41, we can find the measure of each angle:
Answer:
its 3
Step-by-step explanation:
Answer:55
Step-by-step explanation:
55
Y=1x-10 (sorry I could be wrong)