Question

ABCD is a parallelogram full stop what special name will you given it, if the following addition facts are known? First ab equals to a d second angle Dab equal to 90 degree 3rd a b equal to AC and angle Dab equal to 90 degree?

Answer 1

we can give name for this parallelogram as rectangle

Answer 2

IT IS A SQUARE BECAUSE ITS ALL SIDES ARE EQUAL AND ANGLES ARE OF 90.