Mathematics, 27.06.2019 13:00 zafarm2oxgpmx

Zia is building a plastic model rocket that has the combined shape of a cone and a cylinder as shown. additionally, the cylinder has a hemisphere hollowed out of its bottom. the plastic for the cone weighs 1.4 grams per cubic centimeter and the plastic for the cylinder weights only 0.8 grams per cubic centimeter. (a) the volume of plastic that remains in the cylinder after it has been hollowed out to the nearest cubic centimeter. (b) what has a greater total weight, the plastic that makes up the cone or the plastic that makes up the cylinder after it has been hollowed out?

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Zia is building a plastic model rocket that has the combined shape of a cone and a cylinder as shown...