Question 10In figure, P is the mid-point of side BC of a parallelogram ABCD such that ∠BAP=∠DAP. Prove that AD = 2CD .Thinking processFirstly, use the property that sum of cointeritor angles is 180∘.Secondly use the property that sum of all angles in a triangle Is 180∘ and then prove the required result.

Question 10In figure, P is the mid-point of side BC of a parallelogra

1.	Question 10In figure, P is the mid-point of side BC of a parallelogram ABCD such that ∠BAP=∠DAP. Prove that AD = 2CD .Thinking processFirstly, use the property that sum of cointeritor angles is 180∘.Secondly use the property that sum of all angles in a triangle Is 180∘ and then prove the required result.
Answer» Question 10 In figure, P is the mid-point of side BC of a parallelogram ABCD such that $∠ B A P = ∠ D A P$ . Prove that AD = 2CD . Thinking process Firstly, use the property that sum of cointeritor angles is $180^{\circ}$ .Secondly use the property that sum of all angles in a triangle Is $180^{\circ}$ and then prove the required result.