I need the answer asap!! If △ ABC is reflected across the yaxis, what are the coordinates of A'?
A.(-4,-2)
B.(1,2)
C.(4,-2)
D. (4,2)

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Describe a situation that you could represent with the inequality x< 17