Sandy is tiling her floor with square tiles. The length of one side of each tile is 3/4 foot. Her floor is 9 feet by 10 feet. What is the area of the tile she is using to tile her floor?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9