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12 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Parallelogram |
Opposite sides of a parallelogram are parallel. Only the opposite sides of a parallelogram need to be of equal length. There are four angles in a parallelogram |
Has two sets of parallel lines |
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Square |
All sides of a square are of equal length. All angles are right angles. |
A square can be a rectangle but a rectangle cannot be a square |
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Rectangle |
Opposite sides of a rectangle are parallel. Only the opposite sides of a rectangle need to be of equal length. All angles of a rectangle are right angles. |
A rectangle cannot be a square but a square is a rectangle |
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Rhombus |
Opposite sides are parallel. All sides of equal length. There are four angles. |
Looks like a baseball diamond |
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Trapezoid |
Only one pair of opposite sides are parallel. 4 angles. A trapezoid can have two right angles. |
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Triangle |
A triangle has 3 sides and 3 angles |
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Pentagon |
A pentagon has 5 sides and 5 angles |
Looks like the home plate in baseball |
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Hexagon |
A hexagon has 6 sides and 6 angles |
Looks like the inside of a beehive |
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Heptagon |
A heptagon has 7 sides and 7 angles |
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Octagon |
An octagon has 8 sides and 8 angles |
Looks like a stop sign |
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Decagon |
A decagon has 10 sides and 10 angles |
Deca means 10 like a decade |
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Dodecagon |
A dodecagon has 12 sides and 12 angles |
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