Question

PQRS is a parallelogram and angle 1 = angel 2 are two exterior angles. show that 1) angle 1 = angle 2, 2) angle 1= angle 2= angle 3= angle 4 with solution​

Answer 1

pqrs is a parallelogram and angle 1 and angle 2 are two exterior angle .show that (1 )angle 1 = angle 2. (2) angle 1= angle 2= angle 3= angle 4