Key Concepts

• Volume and Surface Area of a Rectangular Solid
  • $V=LWH$
  • $S=2LH+2LW+2WH$
• Volume and Surface Area of a Cube
  • $V={s}^{3}$
  • $S=6{s}^{2}$
• Volume and Surface Area of a Sphere
  • $V=\Large\frac{4}{3}\normalsize\pi {r}^{3}$
  • $S=4\pi {r}^{2}$
• Volume and Surface Area of a Cylinder
  • $V=\pi {r}^{2}h$
  • $S=2\pi {r}^{2}+2\pi rh$
• Volume of a Cone
  • For a cone with radius $r$ and height $h$ :Volume: $V=\Large\frac{1}{3}\normalsize\pi {r}^{2}h$

Glossary

cone

A cone is a solid figure with one circular base and a vertex.

cube

A cube is a rectangular solid whose length, width, and height are equal.

cylinder

A cylinder is a solid figure with two parallel circles of the same size at the top and bottom.