Emily is entering a bicycle race for charity. Her mother pledges $0.30 for every 0.25 mile she bikes. If Emily bikes 8 miles, how much will her mother donate?

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

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?

What is the slope of the line that contains the points (-5, 6) and (14. - 7)?