What is the surface area of the rectangular prism, if its length is 20 meters? 240 square meters
50 square meters
120 square meters
212 square meters

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?

Which expression is the factorization of x^2+10+21

How do i i solve this equation? -18 = x/3 + 3