What is the formula for finding the area of a trapezoid?

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?

Which of the following are accepted without proof in a logical system? check all that apply.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15