Justin has a rectangular piece of wood as skown in the diagram. If he cuts off the triangular shaped section in the corner what is the ratio of the area removed to the area of the remaining piece?​

What number should be added to both sides of the equation to complete this square? x^2-10x=7

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex