Formula :-
Volume of cylinder is π r²h .
Given :-
→ Volume = 308 cm³
→ Radius = 7 cm
Solution :-
→ πr²h = 308
→ π (7)²(h) = 308
→ 22×7×7×h/7 = 308
→ 22×7×h = 308
→ 154×h = 308
→ Height = 308/154
→ Height = 2 cm
So the height of the cylinder is 2 cm .