Hiyo kulikata/kulikunjuwa, unafanya kichwani ili unapata formular hii ya surface area of a cylinder = 2πr(h+r) (where r is the radius and h is the height).
Hiyo kulikata/kulikunjuwa, unafanya kichwani ili unapata formular hii ya surface area of a cylinder = 2πr(h+r) (where r is the radius and h is the height).