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parallograms
definitions
Question | Answer |
---|---|
rectangle? | a parallelogram with 4 right angles. |
square? | a parallelogram with 4 congruent angles and 4 congruent sides |
rhombus? | parallelogram with 4 congruent sides, diagonals are perperndicular to eachother |
quadrilateral | 4 sided figure |
concave? | any polygon with one interior angle more than 180 degrees |
convex? | any polygon where all interior angles are less than 180 degrees |
regular polygons? | all sides are congruent all interior angles are congruent |
1st attributes | both pair of opposite sides are congruent |
parallelogram? | 4 sided figure a quadrilateral with both pair of opposite sides are parallel. |
trapezoid? | a quadrilateral with ONE pair of opposite sides are parallel |
isosceles trapezoid | non parallel sides are congruent |
2nd attribute | diagonals bisect eachother |
3rd attribute | opposite angles are congruent |
4th attribute | consecutive interior angles are supplementary |
attribute of a rectanlge | diagonals are congruent |