Select 3 sides lengths that can form a right triangle

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

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab