Which number is a perfect cube?
88
121
243
343

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe