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Java Games: Flashcards, matching, concentration, and word search. |
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Basic Geometry Terms
2-D: Polygons Concepts
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| A | B |
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| supplementary | sum to 180 degrees |
| complementary | sum to 90 degrees |
| vertical angles | congruent angles |
| linear pair | supplementary angles |
| acute angle | less than 90 degrees |
| obtuse angle | greater than 90 degrees |
| straight angle | equal to 180 degrees |
| right angle | equal to 90 degrees |
| equiangular | equal angle measures |
| parallel lines | coplanar lines the never intersect |
| perpendicular lines | lines that intersect at a right angle |
| adjacent | next to |
| perimeter | distance around a figure |
| congruent figures | same size similar shape |
| similar figures | congruent angles proportional sides |
| skew lines | noncoplanar lines that never meet |
| coplanar | same plane |
| collinear | same line |
| regular polygon | equilateral and equiangular polygon |
| equilateral | equal side lengths |
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Secondary Mathematics Teacher |
Dillard High |
| Fort Lauderdale, FL |
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