Question

Which parallelogram (if any) is a rectangle? By what property?

B
90°
A
I
с B
DA
88°
11
LEGEAR
TIDE
88
O
с
D

Answer 1

Neither I nor II 88. D OA. Both I and II; have congruent diagonals property. B. I only; have one pair of opposite sides property. C. hope this helps

Explanation: