How many cubic meters of water did the hull of the titanic have to displace to stay afloat?

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

∆red ≅ ∆ by rule will give brainiest if possible