Chapter 3 - Shapes and Solids
Presentation
•
Mathematics
•
3rd Grade
•
Easy
+5
Standards-aligned
Nadya Ulva
Used 23+ times
FREE Resource
28 Slides • 25 Questions
1
Shapes and Solids
Primary 3 Math
Geometry
Term 2
2020
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Two-dimensional Shapes (2D Shapes)
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Open Ended
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Open Ended
Name this shape and describe the number of sides, vertices and right angles.
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This is a rectangle.
It has 4 sides, 4 vertices and 4 right angles.
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Open Ended
Name this shape and describe the number of sides, vertices and right angles.
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This is a hexagon.
It has 6 sides, 6 vertices and no right angles.
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Open Ended
Name this shape.
How many sides and vertices does it have?
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This is an irregular hexagon.
It has 6 sides and 6 vertices.
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Poll
Can you find any right angles in this shape?
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Multiple Choice
If yes, how many right angles are there?
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This is a right triangle.
It has 1 right angle.
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Open Ended
Name this shape.
How many right angles are there in this shape?
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This is a trapezoid.
It has no right angles.
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Multiple Choice
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Open Ended
Which shapes below is not a polygon?
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Semi circle is not a polygon because it has 1 curved side.
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Open Ended
We have learned about classifying/sorting out the 2D shapes.
What is the correct name/label for this set of shapes?
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These shapes are quadrilateral. They have 4 sides and 4 vertices.
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Three-dimensional Shape (3D Shapes/ Solids)
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Open Ended
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Open Ended
Name this solid and describe the number of face, edge and vertices.
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This is a Sphere.
It has 1 curved face (surface), no edge and no vertex.
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Open Ended
Name this shape and describe the number of face, edge and vertices.
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This is a triangular pyramid/ tetrahedron.
It has 4 faces, 4 vertices and 6 edges.
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Open Ended
Name this shape and describe the number of face, edge and vertices.
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This is a pentagonal prism.
It has 7 faces, 15 edges and 10 vertices.
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Multiple Choice
What is this shape called?
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Open Ended
What solid does this object look like?
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Open Ended
How many faces, vertices and edges does this object have?
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This object looks like a cuboid/ rectangular prism.
It has 6 faces, 8 vertices and 12 edges.
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Open Ended
What solid does this object look like?
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Open Ended
How many faces, vertices and edges does this object have?
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This object looks like a cone.
It has 2 faces, 1 edge and 1 vertex.
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Nets
Net is a figure which can be folded to form a solid.
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Here is the nets of cube
The number of parts in the cube is the same as the number of faces on the cube.
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Multiple Select
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Symmetry
When two or more parts are identical/same after a flip, slide or turn.
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Multiple Choice
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This is an equilateral triangle (same sides).
It has 3 line of symmetries.
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This is an irregular hexagon.
It has no line of symmetry.
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This is a trapezoid.
It has 1 line of symmetry.
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Multiple Choice
Which one is the correct pattern to complete the pattern below it is identical?
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Fill in the Blanks
Type answer...
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It has 1 line of symmetry.
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Fill in the Blanks
Type answer...
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It has 1 line of symmetry.
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Fill in the Blanks
Type answer...
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It has 2 line of symmetry.
Shapes and Solids
Primary 3 Math
Geometry
Term 2
2020
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