April 17,2012 Aim: How do we find the volume of pyramids and cones?

Formulas:

-Cone:




-Pyramids:





 Examples:



http://01.edu-cdn.com/files/static/learningexpressllc/9781576857458/VOLUME_OF_PRISMS_AND_PYRAMIDS_24.GIF





http://media.mahalo.com/upload/7/7f/ea8fc8cb88fdc5169c3adc98c46dded6_20110603.JPEG


Now you try it:

 1.Radius = 4 inches
Height = 6 inches
Find the exact volume of a right circular
cone.
Volume = _____________

2.Diameter = 7 feet
Height = 9 feet
Find the exact volume of a right circular
cone.
Volume = _____________

3.Length=8 cm; width= 6.2 cm; height= 4.5cm
Volume: ___________________          

 4. Length=2.2 ft; width= 3.3 ft; height= 6 ft
Volume: ___________________          

http://www.mathworksheets4kids.com/volume.html