Page 20 - Genius PBD - Mathematics Year 2

Date:
UNIT 7 Shapes Learning Area: Measurement and Geometry

Genius Notes What 3-D shape has a rectangle and 2 circles?

Three-dimensional Shapes (3-D)

Cone
Pyramid • 1 flat face
• 1 curved face
• 4 flat triangular faces • 1 vertex
• 1 flat square face
• 5 vertices
• 8 straight edges Cube

• 6 flat square faces
• 8 vertices
• 12 straight edges
Cuboid
• 6 flat rectangular
faces
• 8 vertices
• 12 straight
edges

Cylinder

• 2 flat faces
• 1 curved face

Two-dimensional Shapes (2-D)

Rectangle
• 4 straight sides Circle
• Opposite sides are • 1 curved side
the same length • No corner
• 4 corners
Square
Triangle • 4 straight sides
• 3 straight sides • Sides are the same
• 3 corners length
• 4 corners

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