Please help i will mark branliest

4: 19

5: 20

6: 21

Step-by-step explanation:

So it says to use the equation t=q+15, so 4+15 is 19, 5+15=20, 6+15=21

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 "