What are the coordinates of the hole in the graph of the function? f(x)=3x−153x2−11x−20

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.

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°