You are going to use an incline plane to lift a heavy object to the top of the shelvonh unit woyh a height of 7ft. The base of the incline is 11ft from the shelving unit. What is the best estimate length of the incline plane?

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.

How to do this , and can some one explain

How do you write 600 as a product of its prime factors (index! )