Question

Pls solve this.....!

Answer 1

quadrilateral ABCD is parallelogram

angle A = Angle C-----Opposite angle of parallelogram are congruent

therefore angle C =50

angle B =angle D---- opposite angle of parallelogram are congruent

therefore angle D = 50

PLEASE MARK as BRAINLIEST

Answer 2

$< a + < b = 180 \\ < b + < b + 50 = 180 \\ \\ 2 < b = 180 - 50 \\ < b = \frac{130}{2 } \\ < b = 65$