Chapter 12 Volume. Volume Number of cubic units contained in a 3-D figure Answer must be in cubic...
18
Click here to load reader
-
Upload
morgan-joseph -
Category
Documents
-
view
215 -
download
0
description
Volume of a Prism Formula: V = area of base · height V = B ·h
Transcript of Chapter 12 Volume. Volume Number of cubic units contained in a 3-D figure Answer must be in cubic...
Chapter 12Volume
Volume• Number of cubic units contained in a 3-D
figure– Answer must be in cubic units ex. in3
Volume of a Prism
• Formula: V = area of base · height
V = B ·h
Examples
• Find the volume of each solid1.
4m5m
6m
2.
8 ft
2 ft
2 ft
3.
5 in
5 in
5 in
4. Rectangle: 3 ft by 2 ft by 2 ft
Volume of a Cylinder• Formula: V = area of base · height
V = B ·hV = ( · h)
2r
Find the volume of each cylinder
1.
35cm
8cm
2. Cylinder: r = 3 cm, h = 25 cm
Volume of a PyramidFormula:
3BhV
Examples: Find the volume
1.
4 in
4 in
7 in
2.
6 m2.3 m
5 m
3.
6 in
4.5 in
8 in
Volume of a Cone• Formula:
3BhV
Examples: Find the volume
1.
6 cm
2 cm
2.
8.6 cm12 cm
3. Cone: r = 28 in h = 44 in
