URGENT Triangle CDE and triangle CFG are similar right triangles. which proportion can be used to show that the slope of CE is equal to the slope of CG?

Need on this geometry question. explain how you did it.

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

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