Ineed to know where the brackets are suppose to go in questions 27-29

27. I don't know.

28. The brackets should be around 0.6 + 2.4

29. The brackets should be around 14.2 - 4.2

btw, what you drew are parentheses not brackets

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 "

you forgot an image

step-by-step explanation: