Term
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Definition
| quadrilateral in which both pairs of opposite sides are parallel |
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Term
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Definition
| parallelogram with 4 right angles |
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Term
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Definition
| 4 right angles and 4 equal sides |
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Term
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Definition
| parallelogram with 4 congruent sides |
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Term
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Definition
| quadrilateral with exactly one pair of parallel sides |
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Term
| ways to prove a quadrilateral is parallel |
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Definition
1. both pairs of opposite sides are parallel
2. both pairs of opposite sides are congruent
3. one pair of opposite sides are both congruent and parallel
4. both pairs of opposite angles are congruent
5. diagonals bisect each other |
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