Question

In a parallelogram PQRS, if m ∠ Q = ½ m ∠P + 45°, then m∠P + m∠R is ___

Answer 1

Answer:

ANSWER

Given that PQRS is parallelogram,

Opposite angles in a parallelogram are equal.

i.e, ∠P=∠R and ∠Q=∠S

∴ If ∠Q=∠S then ∠Q−∠S=0°

Hence, the answer is 0°.