ABCD and AEFD are two parallelograms. Prove that ar (PEA)
Solution.
Given: Two parallelograms ABCD and AEFD.
To prove:
Proof:
PQDA is a parallelogram, so
Now, parallelograms PQDA and AEFD are on the same base AD and lie between the same parallel lines AD and EQ .
Hence,
So, we get:
Hence proved