The function h(t) = -16t^2 + h, 0 gives the height (in feet) of a ball dropped from a height of h, 0 after t seconds. A ball is dropped from a height of 12 feet. After how many seconds does the ball hit the floor? could someone explain how to solve the equation? I know it's h(t) = -16^2 + 12

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base