Term
| location in space with no size |
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| a set of points extending infinately in two directions |
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| a flat surface with no thickness containing many lines and extending without end in the directions of its lines |
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| part of a line with two endpoints |
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| a set of points extending infinately in 1 direction |
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| lines in the same plane that never intersect |
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| lines in different planes that never intersect |
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| a closed plane figure made of three or more line segments |
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| a polygon with congruent sides |
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| a rectangle with 4 congruent sides |
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| a parallelogram with 4 right angles |
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| a parallelogram with 4 congruent sides |
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| a quadrilateral with 2 pair of opposite sides parallel |
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| a quadrilateral with 1 pair of opposite sides parallel |
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| a triangle with an angle less than 90 degrees |
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| a triangle with 1 angle that is 90 degrees |
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| a triangle with 1 angle tha is more than 90 degrees |
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| a triangle with three congruent sides |
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Term
| a triangle with at least 2 congruent sides |
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Term
| a triangle with no congruent sides |
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| a quadrilateral with no pairs of parallel sides |
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Term
| a convex trapezium that has 2 congruent pairs of adjacent sides |
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| a concave trapezium that has 2 congruent pairs of adjacent sides |
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Term
| what can a trapezoid be divided into |
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Term
| a trapezoid with 2 congruent legs |
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Term
| a triangle with 3 congruent angles |
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