Revision Notes for Ch 13 Surface Areas and Volumes
Revision Notes for Ch 13 Surface Areas and Volumes Class 10th Mathematics
Formulae for Curved Surface Area, Surface Area and Volume of Cuboid
l=length, b= breadth, h=height
• Curved/lateral Surface Area = 2h(l +b)
• Surface Area = (lb+bh+lh)
• Volume = lbh
Formulae for Curved Surface Area, Surface Area and Volume of Cube
Side of cube = a
• Curved/lateral surface area = 4a2
• Total Surface Area = 6a2
• Volume = a3
Formulae for Curved Surface Area, Surface Area and Volume of Cylinder
r = Radius of Cylinder
h = Height of Cylinder
• Curved Surface Area = 2πrh
• Total Surface Area = 2πrh +2 πr2
• Volume = πr2h
Formulae for Curved Surface Area, Surface Area and Volume of Cylinder
• Curved/lateral surface area = 4a2
• Total Surface Area = 6a2
• Volume = a3
Formulae for Curved Surface Area, Surface Area and Volume of Cylinder
r = Radius of Cylinder
h = Height of Cylinder
• Curved Surface Area = 2πrh
• Total Surface Area = 2πrh +2 πr2
• Volume = πr2h
Formulae for Curved Surface Area, Surface Area and Volume of Cylinder
h= height of cone
r = radius of cone
l = slant height of cone =
(h2+r2)
• Curved Surface Area = πrl
• Total Surface Area = πrl + πr2h
•
Formulae for Surface Area and Volume of Sphere
r= radius
• Surface Area = 4πr2
•
Formulae for Curved Surface Area, Total Surface Area and Volume of Hemi-Sphere
Radius = r
• Curved Surface Area = πr2
• Total Surface Area = 2πr2
Formulae for Lateral Surface Area, Total Surface Area and Volume of Frustum
r = radius of cone
l = slant height of cone =
(h2+r2)• Curved Surface Area = πrl
• Total Surface Area = πrl + πr2h
•
Formulae for Surface Area and Volume of Sphere
r= radius
• Surface Area = 4πr2
•
Formulae for Curved Surface Area, Total Surface Area and Volume of Hemi-Sphere
Radius = r
• Curved Surface Area = πr2
• Total Surface Area = 2πr2
Formulae for Lateral Surface Area, Total Surface Area and Volume of Frustum