A right triangle has the height of 20 cenimeters and a base of 10 cenimeters what is the area of the triangle

100

Step-by-step explanation:

Area of a triangle is b*h/2

So it's 10*20/2 which is 100

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 "

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step-by-step explanation: