* 2 sets opp sides are cong- dist x4 * 2 sets opp sides are para- slope x4 * 1 set opp sides are para and cong- dist x2 + slope x2 * diagonals bisect each other- midpoint x2
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rectangle
* 4 right angles- slope x4 * para→ right angle- slope x2 * para→ diagonals are cong- dist x2
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New cards
rhombus
* 4 cong sides- dist x4 * para→ consec sides are cong- distx2 * para→ diagonals are perp- slope x2