Bell work
4/17
Find area and perimeter in units and 2
units
5 19
17
16
9
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Edges
Triangular Prism
Bases
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Rectangular Prism
Edges
Bases
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Triangular Pyramid
Edges
Bases
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Rectangular Pyramid
Edges
Bases
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Real life example of a a prism/pyramid
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Faces of a prism/pyramid
Any flat surface of a prism or pyramid
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Base of a pyramid or prism
on a prism ­ two parallel and congruent faces
Rectangular pyramid ­ the rectangle face
Triangular Pyramid ­ any face
Rectangular Prism
Triangular Prism
Rectangular Pyramid
Triangular Pyramid
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Edges ­ where 2 planes intersect
in pyramids and prisms where the faces intersect
Rectangular Prism
Triangular Prism
Rectangular Pyramid
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Triangular Pyramid
1) Base
2) Face
3) Edge
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1) Base
2) Face
3) Edge
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1) Base
2) Face
3) Edge
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1) Base
2) Face
3) Edge
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Measuring a Pyramid or Prism
B
Measure along the edges
Edges are named after the
corners they connect
D
A
C
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Measuring a Pyramid or Prism
B
B
D
D
A
A
B
C
B
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C
Trace each shape into notebook
Name each shape Label all points
measure each edge in centimeters and record measurements in notebook
sketch what the figure looks like in 3D
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What your notes should look like
X
X
Y
cm
Y
W
cm
X
Triangular Pyramid WXYZ
6 W
5 X
Z
Z
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Homework
pg 559
3­12 all
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