2. OBJECTIVE
To describe properties of solid ļ¬gures and name the
faces that make up solid ļ¬gures.
Standards: MG 2.0, MG 2.5
Tuesday, August 11, 2009
3. VOCABULARY
Face - A ļ¬at surface of a solid ļ¬gure.
Standards: MG 2.0, MG 2.5
Tuesday, August 11, 2009
4. VOCABULARY
Vertex - a corner where three or more edges of a solid
ļ¬gure meet.
Standards: MG 2.0, MG 2.5
Tuesday, August 11, 2009
5. VOCABULARY
Edge - the line segment formed where two faces of a
solid ļ¬gure meet.
Standards: MG 2.0, MG 2.5
Tuesday, August 11, 2009
6. SOLID FIGURES
Name Faces Edges
Cube 6 12
6 squares
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7. SOLID FIGURES
Name Faces Edges
Rectangular
Prism 6 12
2 squares, 4 rectangles
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8. SOLID FIGURES
Name Faces Edges
Square
Pyramid 5 8
1square, 4 triangles
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9. SOLID FIGURES
Name Faces Edges
Cylinder 2 2
2 circles, 1 rectangle
Tuesday, August 11, 2009
10. SOLID FIGURES
Name Faces Edges
Cone 1 1
1 circles, 1 rectangle
Tuesday, August 11, 2009
11. SOLID FIGURES
Name Faces Edges
Sphere 0 0
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12. SOLID FIGURES
Activity
Materials: Solid Figures, Large Paper, Crayons
Steps: Traces the faces of several solid ļ¬gures.
Then name up the faces that make up each solid
ļ¬gure.
Names and # of
Name Faces Faces
Tuesday, August 11, 2009
13. SOLID FIGURE
Practice:
Which ļ¬gure goes with the faces.
1.
2.
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14. SOLID FIGURE
Practice: Identify the solid ļ¬gures below.
1. 2. 3.
4.
Tuesday, August 11, 2009
15. SOLID FIGURES
Try it on your own. PW
Tuesday, August 11, 2009
17. OBJECTIVE
To identify solid ļ¬gures within complex solid objects.
Standard MG 2.5, MG 2.6
Tuesday, August 11, 2009
18. COMBINE SOLID FIGURES
When you know how to identify solid ļ¬gures, youāll
notice them in objects around you.
How is a cube different from a square?
If you were building a model of a rocket from solid
ļ¬gures, what two ļ¬gures might you use?
Tuesday, August 11, 2009
20. OBJECTIVE
To identify lines, line segments and rays and to classify
angles as greater than or less than a right angle.
Tuesday, August 11, 2009
21. VOCABULARY
Line - a straight path
extending in both
directions with no
endpoints.
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22. VOCABULARY
point - an exact position or location.
Tuesday, August 11, 2009
23. VOCABULARY
Line Segment - part
of a line between two
end points.
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24. VOCABULARY
Ray - a part of a line that
begins at one endpoints and
continues in one direction.
Tuesday, August 11, 2009
25. VOCABULARY
Angle - a ļ¬gure formed by two rays with the same endpoint.
Tuesday, August 11, 2009
26. VOCABULARY
Right Angle - a special angle that forms a square corner.
Tuesday, August 11, 2009
27. LINE SEGMENTS
1. What ļ¬gure is drawn?
2. How many sides does the
ļ¬gure have?
3. Home many line segments?
How are the lines and line
segments alike?
How are they different?
Tuesday, August 11, 2009
28. ANGLES
Some angles are less than a right angle.
Tuesday, August 11, 2009
29. ANGLES
Some angles are greater than a right angle.
Tuesday, August 11, 2009
