The height of a cylinder is 12" and the radius is 3.5" what is the proximate volume of the cylinder​

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

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.

Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o