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GeometryShapeFormula
Question | Answer |
---|---|
Spheres | SA: 4πr² V:4/3πr³ |
Cylinders | LA:2πrh SA:2πrh + 2πr² |
Cones | LA:πrl SA:πrl+πr² |
Prisms | LA: area of all rectangles(not area of bases) SA: LA+2(area of the base) V:(area of base)height |
Pyramids | LA:area of triangles(not base)1/2(s)(l) SA:LA+area of base V:1/3(area of the base)(height) |
Tetrahedron, Octahedron, Icosahedron | SA: n(s²√3/4) |
Tetrahedron | V:s³√2/12 |
hexahedron | SA: s²(6) V: s³ or (l)(w)(h) |
circumference | 2πr or π(diameter) |