Question

If angle A is 2/3 of angle B and A and B are linear pair, then find angle A and angle B.
pls.answer with full explanation​

Answer 1

Answer:

Angle A is 72° and B is 108°

Step-by-step explanation:

Since A and B are linear pair, A+B=180°.

$\frac{2}{3} b + b = 180 \\ \frac{5}{3} b = 180 \\5 b = 540 \\ b = 108$

A = 2/3 × 108 = 72