If a man walks into a store and buys 15 pounds of potatoes and potatoes are selling for 1.56 a pound how much is the final price

Which statement is not always true for a parallelogram? (a) opposite sides are congruent. (b) diagonals bisect each other. (c) it has 4 congruent angles. (d) consecutive angles are supplementary.

I'll give brainliest if you answer right : )

Which statements regarding efg are true? check all that apply.