Select all the statements that must be true, A. The perimeter is x + y.
B. The perimeter is xy.
C. The perimeter is 2(x + y).
D. The perimeter is 2xy.
E. The perimeter is 2x + 2y.
F. The area is x + y.
G. The area is xy.
H. The area is 2.xy.

Sal is tiling his entryway. the floor plan is drawn on a unit grid. each unit length represents 1 foot. tile costs $1.35 per square foot. how much will sal pay to tile his entryway? round your answer to the nearest cent.

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

The paint recipe also calls for 1/4 cup of food coloring. tyler says mrs.mcglashan will also need 6 cups of food coloring. do u agree or disagree? explain.