Rumus hitung silinder Silinder (geometri)

Luas tapak pada silinder

L = π r 2 {\displaystyle L=\pi r^{2}}

Luas selimut

L = 2     p i r   h {\displaystyle L=2\ \ pir\ h}   ....

Luas permukaan

L = 2 ⋅ L u a s B u l a t a n + L u a s S e l i m u t {\displaystyle L=2\cdot LuasBulatan+LuasSelimut}

    = 2 ⋅ π r 2 + 2 π r ⋅ t {\displaystyle =2\cdot \pi r^{2}+2\pi r\cdot t} , atau

    = 2 ⋅ π r ⋅ ( r + t ) {\displaystyle =2\cdot \pi r\cdot (r+t)}

Volum

V = π r 2 ⋅ t {\displaystyle V=\pi r^{2}\cdot t}

    = 1 4 π d 2 ⋅ t {\displaystyle ={\frac {1}{4}}\pi d^{2}\cdot t} Templat:Bangun