Geometry Vocabulary
Across
- 2. Next to each other
- 7. In the same plane
- 8. Equal to the ratio of the side adjacent to an acute angle to the hypotenuse
- 9. The enclosing boundary of a curved geometric figure, especially a circle.
- 13. A line segment that goes from one corner of a shape to another directly across from it
- 14. All angles less than 90 degrees
- 15. Portion of the circumference of a circle
- 16. Having all angles equal
- 18. Not having any interior angles greater than 180
- 20. Either of the two angles of a triangle with a base for a side
Down
- 1. Not expressible as a ratio of two integers, having infinite and non-recurring expansion when expressed as a decimal
- 3. A line that splits an angle into two equal angles
- 4. Of or denoting circles, arcs, or other shapes which share the same centre
- 5. Line segment joining two points on a curve
- 6. Angle with endpoints on the circumference of a circle
- 10. A Greek mathematician
- 11. The angle between a side of a polygon and an extended adjacent side
- 12. Finding the probability of more than one event occurring at the same time
- 17. An angle made from point sitting on a circle’s circumference
- 19. Shapes exactly the same size and shape