Acustomer bought $329.69 worth of building materials for a home remodeling project. they returned some of the unused materials worth $59.63. estimate to determine how much the customer spent on building materials by rounding to the nearest $10. estimate to determine how much the customer spent on building materials by rounding to the nearest $10.

easy math just plug in a and b

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 "