Aright triangle has a hypothesis length of 40 units and one leg length of 20 units. find the length of the other leg.

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Maurice has 54 fewer comic books than rebecca. they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank