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MathFlashCard
Math flash cards Geometry
| Question | Answer |
|---|---|
| Point | an exact location. It is usually represented as a dot, but it has no at all. |
| Line | is a straight path that extends without end in opposite directions. |
| Plane | a perfectly flat surface that extends infinitly in all directions |
| Ray | A part that is a part of a line. It has one endpoint and extends and extends without end in one direction. |
| Line Segment | a part of a line on a ray that extends from one endpoint to another. |
| Angle | formed by two rays with a common endpoint. |
| Vertex | the common point |
| Right angle | an angle that measures exactly 90 |
| Acute Angle | an angle that measures less than 90 |
| Obtuse angle | an angle that measures more than 90 but less than 180 |
| Straight Angle | an angle that measures exactly 180 |
| Complementary angle | if the sum of two angles measures is 90 |
| Supplementary angle | if the sum of measures of two angles is 180 |
| Polygon | a closed plane figure formed by three or more line segments |
| Regular Polygon | a polygon in which all sides are congruent and all angles are congruent. |