Coordinate Geometry - Special features
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Last updated 9:41 PM on 6/25/23
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6 Terms
1
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Square (special rectangle)
* Opp. sides parallel
* All 4 sides equal
* Diagonals equal + perpendicular
* All 4 sides equal
* Diagonals equal + perpendicular
2
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Kite
* 2 pairs of adjacent equal sides
* one pair of opp. angles is equal
* diagonals perpendicular
* longer diagonal bisects shorter
* one pair of opp. angles is equal
* diagonals perpendicular
* longer diagonal bisects shorter
3
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Rhombus (special parallelogram)
* Opp. angles are equal
* Opp. sides parallel
* All 4 sides equal
* Diagonals perpendicular + bisect but not equal
* Adjacent angles add to 180
* Opp. sides parallel
* All 4 sides equal
* Diagonals perpendicular + bisect but not equal
* Adjacent angles add to 180
4
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Parallelogram
* Opp. sides parallel + equal
* Diagonals bisect but not equal
* Adjacent angles add to 180
* Diagonals bisect but not equal
* Adjacent angles add to 180
5
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Trapezium
* Only one pair of opp. parallel sides
* Adjacent angles add to 180
* Adjacent angles add to 180
6
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Rectangle
* opp. sides parallel
* Opp. sides are equal
* Diagonals are equal + bisect
* Diagonals not perpendicular
* All angles are 90
* Opp. sides are equal
* Diagonals are equal + bisect
* Diagonals not perpendicular
* All angles are 90