Question

In parallelogram ABCD , If Angle A : Angle B = 2:3 then find the measure of angle b​

Answer 1

we know that adjacent angle of a parallelogram are supplementary

so, let A be 2x and B is 3x

so , 2x+3x = 180°

=> 5x = 180°

=> x = 36°

so the measure of angle B is 108°