The door to the clubhouse has an area of 56 square centimeters. if the length of the door is 8 centimeters, how wide is the door

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school

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?

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?