

S CRM 3.3 Lesson 1
Presentation
•
Mathematics
•
7th Grade
•
Medium
Standards-aligned
Emese Conrad
Used 4+ times
FREE Resource
6 Slides • 14 Questions
1
S CRM 3.3 Lesson 1
Three-Dimensional Figures

2
Parts of 3-D figures
Face: A flat surface or side of a figure.
Edge: The line segment which connects the faces.
Vertex: Where edges connect (corners).
Apex: The tallest point of a pyramid or cone.
Base: A face(s) that is perpendicular to the height of the figure. Bases are connected by rectangles!
3
How do we name figures?
Figures are named by their base shape and how many bases they have!
If a figure has...
2 bases, it is a prism or cylinder
1 base, it is a pyramid or cone
4
How many faces, edges, vertices, and bases does this figure have?
5
What is the name of this figure?
6
We can also name shapes by using their net!
What is the definition of a net in math?
7
Multiple Choice
Name the 3-D shape
Cube
Rectangular Pyramid
Rectangular Prism
Triangular Pyramid
Triangular Prism
8
Multiple Choice
Name the 3-D shape
Cube
Rectangular Prism
Rectangular Pyramid
Triangular Prism
Triangular Pyramid
9
Multiple Choice
Any flat surface of a solid figure is called a ____.
edge
face
vertice
shape
10
Multiple Choice
11
Multiple Choice
12
Multiple Choice
13
Multiple Choice
14
Multiple Choice
15
Multiple Choice
What geometric figure will be created?
Cube
Rectangular Prism
Square Pyramid
Cone
16
Multiple Choice
What shape am I?
I am round with no edges or vertices.
Cyclinder
Sphere
Cone
Circle
17
Multiple Choice
What shape am I?
I have one circle and one curved side. My curved side surface meets at a sharp point. I have no edges.
cube
sphere
cone
triangular prism
18
Multiple Choice
The following diagram shows a:
cone
cylinder
pyramid
19
Multiple Choice
A cube has _____ faces?
2
4
6
20
Multiple Choice
Which one is a pyramid?
S CRM 3.3 Lesson 1
Three-Dimensional Figures

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