1. Volume of Solids The Sphere The Cone Any Prisms Composite Prisms
Int 2
The Sphere
The Cone
Any Prisms
Composite Prisms

2. Starter
Int 2
5 cm
3 cm
2.5 cm
3 cm
4 cm

3. Volume of a Sphere www.mathsrevision.com D = diameter r
Int 2
D = diameter r D
Q. If the above sphere has radius 10cm.
Calculate it’s volume.

4. Starter
Int 2 r D
D = 6 cm

5. Volume of a Cone www.mathsrevision.com h r
Int 2 h r
If the above cone has radius 15cm and height
of 10 cm. Calculate it’s volume.

6. Volume of Solids www.mathsrevision.com
Int 2
Definition : A prism is a solid shape with
uniform cross-section
Hexagonal Prism
Cylinder
(circular Prism)
Triangular Prism
Pentagonal Prism
Volume = Area of Cross section x length

7. Volume of Solids www.mathsrevision.com
Int 2
Definition : A prism is a solid shape with
uniform cross-section
Q. Find the volume the triangular prism.
Triangular Prism
Volume = Area x length
= 20 x 10 = 200 cm3
10cm
20cm2

8. Volume of Solids www.mathsrevision.com
Int 2
Definition : A prism is a solid shape with
uniform cross-section
Q. Find the volume the hexagonal prism.
43.2cm2
Volume = Area x length
20cm
Hexagonal Prism
= 43.2 x 20 = 864 cm3

9. Starter
Int 2 r h
D = 6 cm
h = 10 cm

10. is simply volumes that are made up from basic volumes.
Volume of a Solid
Int 2
Composite volume
is simply volumes that are made up from basic volumes. r h r D
Volume = Area x length

11. is simply volumes that are made up from basic volumes.
Volume of a Solid
Int 2
Composite volume
is simply volumes that are made up from basic volumes.
Q. Find the volume the composite shape.
Volume = Cylinder + half a sphere
Cylinder
½ sphere
h = 6m r 2m

12. are simply volumes that are made up from basic volumes.
Volume of a Solid
Int 2
Composite Volumes
are simply volumes that are made up from basic volumes.
Q. This child’s toy is made from 2 identical cones.
Calculate the total volume.
Volume = 2 x cone
r = 10cm
One cone
h = 60cm
Two cone