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### 18 Cards in this Set

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 Polyhedron 3 dimentional solid whose faces name a polyhedron by its/are polygons Prism A polyhedron with 2 bases Pyramid a polyhedron with 1 base Isometric and Orthographic Drawings A mathematicle way to show perspective perspective a way you see an object Isometric dot paper to make a figure Orthographic shows angle and lengths of all sides of a figure(front, top, and side) Polyhedron Net take a 3-d figure and unfold to see all shapes and dimentions surface area it is the sum of all areas of the polyhedrons faces Prism A polyhedron with 2 bases *A 3-d figure with faces as polygon that has 2 bases Volume Amount of space it takes up *how many cubic units(cm3) can fit inside Formula for volume of prisms V=B(base area)h(height) Three ways to describe a circle 1. Diameter-distance across the circle through the center 2(r)=d 2. Radius-the distance from the center to any point on the circle d/2=r 3.Circumference-perimeter or distance around the circle Circumference formula C=Pi(d) or C=2(Pi)(r) circumference to diameter d=C/Pi formula for area of a circle A=Pi r squared (A=Pi (r) (r) ) formula for surface area of a cylinder SA=Pi(r squared) or Pi(d) times (2 Pi r)(h) Formula for volume of Cylinders V=Bh or V=Pi r squared (hieght)