What is the total surface area of the square
pyramid whose net is shown?

please help!

Itook a better photo of the question so y’all can see it i hope it’s a fine photo

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

Ineed here’s a picture of the question