Chapter 10 Pyramids.notebook
April 29, 2013
D.I.R.T.
Find the area of the figures below.
1) 2)
h=5
b=7
b=8
3) h=24
l=25
10.4­6 Surface areas and volumes of pyramids
Objective: To find the surface and volume of pyramids
M.2.C.
Performance Standard: 3.4 DOK­ 2­3
Knowledge Level: MA 3
Pyramids have 1base and a vertex.
Altitude goes from the base to the vertex = H.
Base edge = b.
Slant height = l.
Area of the base = B.
h
h
ll
b
Lateral faces are triangles that meet at the vertex.
SA = pl + B V= BH
2 3
l
b
1
Chapter 10 Pyramids.notebook
April 29, 2013
Find the surface area of the pyramids given.
1)
6cm
16cm
2)
3)
5
6
6
Find the surface area of the pyramid given.
Pyramid of Chephren (Khafre)
Height = 471 ft
Side of square base = 708 ft
Thinking question: Is the surface area that you calculated REALLY the SURFACE? 2
Chapter 10 Pyramids.notebook
April 29, 2013
Pyramid Worksheet
Surface Area
P. 540 # 1, 4, 5, 7, 9 (SA on each), #10
Name:_______________________
D.I.R.T
Find the volume.
Find the surface area.
6in
10in
6m
3m
5m
7in
Find the volume of each square based pyramid.
1)
6cm
16cm
3
Chapter 10 Pyramids.notebook
April 29, 2013
Find the volume of the pyramids.
5
6
6
Height = 471 ft
Side of square base = 708 ft
Volume of Pyramids Worksheet
Name:_______________________
Assignment: Pg 555 #5­10
4
Chapter 10 Pyramids.notebook
April 29, 2013
Find the surface area of the object. BE CAREFUL!!!
4
6
6
Find the volume of the solid shown in the figure. (Assume the pyramid on top is a right pyramid.)
5
Chapter 10 Pyramids.notebook
April 29, 2013
Find the surface area of the object. BE CAREFUL!!!
Height of each pyramid is equal to 8 ft.
Square base side is equal to 12 ft.
Combo Volume Problems Worksheet
Name:_______________________
Assignment: Pg 542 #31, 33
6