Which is not true about a direct proportion? a. its graph must go through the origin. b. its graph must be linear. c. its graph must have a slope of 1. d. its graph must have a constant slope.

C is untrue I believe. Correct me if I'm wrong!

the answer is 175.4379

step-by-step explanation:

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 "