Question

if one angle of a parallelogram is 90° find the other three angles ​

Answer 1

Answer:

the property of a parallelogram is that opposite angles are equal so the opposite angle is equal so the other angles are of 90 degree measure each

Answer 2

Answer:

all angles are 90°

Step-by-step explanation:

In parallelogram,

opposite sides are equal

sum of adjacent sides is equal to 180°