Given that a shape is a parallelogram, which of the following is sufficient to state that it is also a rectangle?

A.
The opposite sides are of equal length.
B.
The diagonals are of equal length.
C.
The opposite sides are parallel.
D.
The diagonals bisect each other.

Question

Given that a shape is a parallelogram, which of the following is sufficient to state that it is also a rectangle?
 
A.
The opposite sides are of equal length.
B.
The diagonals are of equal length.
C.
The opposite sides are parallel.
D.
The diagonals bisect each other.

anonymous · Answer

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anonymous · Answer

Only for rectangle/square length of AD = BC

anonymous · Answer

I'm thinking that the correct answer is B..

anonymous · Answer

yup

anonymous · Answer

Thank you!! I was torn because I always think the diagonals are considered to be opposites