Pasungan

Amba landhesan

${\displaystyle L=\pi r^{2}}$

Amba kemul

${\displaystyle L=\pi \ r\ s}$

Amba lumah

${\displaystyle L=\ AmbaBunderan+AmbaKemul}$

    ${\displaystyle =\pi r^{2}+\pi \cdot r\cdot s}$ , utawa

    ${\displaystyle =\pi r\cdot (r+s)}$

Isi (polum)

${\displaystyle V={\frac {1}{3}}\cdot \pi r^{2}\cdot t}$