Aprēķins: Irpyie - 1
S_san =
2* π
* r* h
2* π
* r* h|
|
S_san = 2* π* r* h$$S_{san}$$ = $$2\cdot \pi\cdot r\cdot h$$
* r* h$$S_{san}$$ = $$2\cdot \pi\cdot r\cdot h$$S_san = 2* h* r* π$$S_{san}$$ = $$2\cdot h\cdot r\cdot \pi$$
$$S_{san}$$ = $$2\cdot h\cdot r\cdot \pi$$