Can y’all help me me on question 2?! Have a good day!

9

Step-by-step explanation:

The formula to get the area of a triangle is A= so all you have to do is work backwards. 18x2=36. 36/4=9.

a net is a diagram that shows a “flattened” view of a solid. in a net, each face and base is shown with all of its dimensions. a net can also serve as a pattern to build a three-dimensional solid.

a pyramid is a three-dimensional object with a base that is a polygon and triangular faces that meet at one vertex.

" the net of a triangular pyramid consists of four triangles. the base here we are given of the pyramid is a equilateral   triangle, and the lateral faces are also triangles "