A cylindrical piece of iron pipe is shown below. The wall of the pipe is 1.25 inch thick: The figure shows a cylinder of height 16 inches and diameter 6 inches. What is the approximate inside volume of the pipe? 88 cubic inches 49 cubic inches 142 cubic inches 154 cubic inches

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

What is the value of x when x + 7 = 21?

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas