Step-by-step explanation:
b + 81° = 117° { exterior angle of a triangle is equal to the sum of two opposite interior angles }
b = 117° - 81°
b = 36°
for no. 14
The angles that are congruent to < 1 are < 4 and < 8.
Answer:
19c-2
photomath
Answer:c
Answer: B.) 43
I just did it on usatestprep and I got 43
