The radius of a cylinder is 16 ft and its height is 18 ft. find the volume. leave your answer in terms of \pi.
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Find parametric equations for the line. (enter your answers as a comma-separated list of equations. let x, y, and z be functions of t.) the line in the direction of the vector 5 i + 5 j − 6k and through the point (−4, 4, −2).

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)