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7 Cards in this Set
- Front
- Back
polygon |
a closed plane figure bounded by straight lines |
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parallelogram |
a quadrilateral with opposite sides parallel and equal |
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trapezium |
a quadrilateral with no parallel sides |
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isosceles trapezium |
a trapezium in which the base angles are equal and therefore the left and the right side lengths are also equal |
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sector |
a geometric figure bounded by two radii and the included arc of a circle |
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semicircumference |
half of a circumference |
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semiperimeter |
half of the perimeter |