PLEASE HELP I WILL GIVE 25 POINTS!! Johnny said that the graph of the quadratic from the table below opened down and had solutions of 0 and 4. Is Johnny correct? What did he do wrong and how do you know?

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

Need plz been trying to do it for a long time and still haven’t succeeded