Formulas of surface areas and volume
1.circumference of circle:- 2πr
2.Area of circle. :- πr²
3.Surface area of cube. :- 6×side²
4.Lateral (4 walls) surface area of cube :- 4×side²
5.length of edges of cube :- 12×side
6.Surface area of cuboid :-2(lb+bh+hl)
7.Lateral (4walls) surface area :- 2(l+b)h
8.Length of edges of cuboid :- 4(l+b+h)
9.curved surface area of cylinder :- 2πrh
10.Total surface area of cylinder :- 2πr(h+r)
11.curved surface area of cone :- πrl
12.Total surface area of cone :- πr(l+r)
13.Curved surface area of sphere :- 4πr²
14.Curved surface area of hemisphere :- 2πr²
15.Total surface of hemispher :- 3πr²
16.Volume of cube :- side³
17.Volume of cuboid :- l×b×h
18.Volume of cylinder :- πr²h
19.Volume of cone :-⅓πr²h
20.Volume of sphere :- 4/3πr³
21.Volume of hemisphere :- ⅔πr³muneshpal125@gmail.com
1.circumference of circle:- 2πr
2.Area of circle. :- πr²
3.Surface area of cube. :- 6×side²
4.Lateral (4 walls) surface area of cube :- 4×side²
5.length of edges of cube :- 12×side
6.Surface area of cuboid :-2(lb+bh+hl)
7.Lateral (4walls) surface area :- 2(l+b)h
8.Length of edges of cuboid :- 4(l+b+h)
9.curved surface area of cylinder :- 2πrh
10.Total surface area of cylinder :- 2πr(h+r)
11.curved surface area of cone :- πrl
12.Total surface area of cone :- πr(l+r)
13.Curved surface area of sphere :- 4πr²
14.Curved surface area of hemisphere :- 2πr²
15.Total surface of hemispher :- 3πr²
16.Volume of cube :- side³
17.Volume of cuboid :- l×b×h
18.Volume of cylinder :- πr²h
19.Volume of cone :-⅓πr²h
20.Volume of sphere :- 4/3πr³
21.Volume of hemisphere :- ⅔πr³muneshpal125@gmail.com
Nice one
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