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Geometry Terms
| Question | Answer |
|---|---|
| line | A continuous extent of length. |
| line segment | One part of a line. |
| ray | The part of a straight line considered as originating at a point on the line and as extending in one direction from that point. |
| vertex | The intersection point of two sides of a plane figure. |
| point | A position in space. |
| obtuse angle | An angle greater than 90 degrees but less than 180 degrees. |
| acute angle | An angle less than 90 degrees but greater than 0 degrees. |
| right angle | A 90 degree angle |
| perpendicular line segments | Two line segments which cross to form 90 degree angles. |
| parallel line segments | Line segments that do not intersect. |
| equilateral triangle | A triangle with all sides equal and all angles equal. |
| isosceles triangle | A triangle which has two sides equal. |
| scalene triangle | A triangle having three unequal sides and angles. |
| intersecting line segments | Line segments that cross each other. |
| chord | The line segment between two points on a given curve. |
| radius | A straight line extending from the center of a circle or sphere to the circumference or surface. |
| diameter | A straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end. |
| circle | A closed plane curve consisting of all points at a given distance from a point within it called the center. |
| parallelogram | A quadrilateral having both pairs of opposite sides parallel to each other |
| quadrilateral | A polygon with four sides |