ABC has side lengths of 10 units, 20 units, and 24 units where the height is 8 and the longest side is the base. xyz is similar to abc, and the length of its longest side is 72 units. find the following information. What is the scale factor? What is the area of ABC? What is the area of XYZ? What is the perimeter of ABC? What is the perimeter of XYZ?
PLEASE HELP ILL GIVE AWAY ALL MY POINTS PLEASE

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.

Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3