VOLUME
OF
SOLIDS
VOLUME
• - is the amount of
 space enclosed in a
 three dimensional
 figure.
Formula in Solving
Different Solids
NOTATIONS:
S- edge
B- Area of the base
h- Height
r- radius
CUBE
Volume = S3



              S
   S
        S
Examples
1.   Find the volume of a cube
     with an edge of 7 units?
     Ans. 343 cu. units

2.   How many boxes which are
     in cubic form can be stacked
     on a 9x9x12m warehouse if
     each box measures 3m on
     edges?
     Ans. 108 boxes
PRISMS
Volume = Bh



              h
          B
      h

  B
Example
1. Find the volume of a
rectangular box given the ffg
dimension: l = 5.3 cm,      w
= 3.2 cm, h = 2.8 cm.
Ans. 47.48 cm3
2. Find the volume of a
triangular box, with base =
7.4 cm, altitude = 8.3 cm and
height = 4cm.
Ans. 122.84 cm3
PYRAMID
Volume = 1/3 Bh




        h

         B
Example
1. Find the volume of a
   pyramid whose altitude is
   15cm and whose
   rectangular base has a
   length of 28 cm and a width
   of 11 cm.
   Ans. 154 cm3
Cylinder
Volume= πr2h




          h


              r
Example
1. A milk can has a
radius of 4 cm and a
height of 9 cm. find
its volume.
Ans. 452.16 cm3
CONE
Volume= 1/3 πr2h


         h


             r
Example
1. Find the volume
of a cone whose
base has a radius of
5.2 cm and whose
height of 9.6 cm.
Ans. 271.70 cm3
SPHERE
Volume= 4/3 πr3


       r
Example
1. Find the volume
of a Baseball whose
radius is 1.4 cm. Ans.
11.49 cm3
End of the show
 GodBless! :D




Prepared by:
Timothy James L.
Mercado

Volume tim mercado