Four.
5 surfaces
a triangular prism has 6 vertices.
A pyramid but it can have a base that is different and also a triangle
A triangular prism.
It depends on the unit. You could, for example, measure a prism in cubic metres, cubic centimetres, cubic nanometres.
Divide the pool into 2 parts as a cuboid and a triangular prism:- Volume of the cuboid: 75*3.5*50 = 13125 cubic feet Volume of the triangular prism: 0.5*8.5*75*50 = 15937.5 cubic feet Total volume: 13125+15937.5 = 29062.5 cubic feet
A triangular prism contains zero curved and 5 flat surfaces.
Four.
5
Three sides (plus ends).
A triangular prism fits the given description
A triangular prism.
... are straight lines where two planar surfaces meet.
They are called faces.
A triangular prism has 5 faces.
A triangular prism has 6 verticies
A triangular prism has five faces.
A triangular prism has 9 edges!