Use cavalieri's principle to calculate the exact volume of an oblique cylinder with a radius of 15 meters and a height of 12 meters
a.180pi m^3
b.225pi m^3
c.360pi m^3
d.2700pi m^3

The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.