Revision Note - Math - Measures, Shape and Space - Mensuration

For a circle with radius $r$.

1. Circumference $=2\pi r$
2. Area o

For a circular cylinder with base radius $r$ and height $h$.… Read

For a cone with base radius $r$, height $h$ and slant height $… Read

1. Lateral surface area $=$ base perimeter $\times$ height
2. Vo

1. Volume $=\dfrac{1}{3}\times$ base area $\times$ height

For a sector with radius $r$ and the angle at centre $\theta$… Read

Let $\ell_1$ and $\ell_2$ be two corresponding sides of the … Read

For a sphere with radius $r$.

1. Surface area $=4\pi r^2$
2. Volum