What is the surface area of a cylinder when the diameter is 6 m in the height is 7 m

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Three times the sum of a number and seven is negative thirty-six. what is the number?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20