Across
- 3. the distance from the center of the circle to a point on the circle.
- 4. the distance from one endpoint to another that passes through the center of a circle
- 6. two angles with a common side and a common vertex
- 7. figures having the same size and same shape
- 11. two angles that have a sum of 90°
- 12. the distance around a circle
- 13. a polygon with three sides; all three interior angles have a sum of 180°
- 14. The length of any two sides of a triangle must be greater than the third side length.
- 16. an angle that measures exactly 90°
Down
- 1. a figure that can be divided into two ore more basic shapes
- 2. pairs of opposite angles formed by intersecting lines
- 5. an angle that measures less than 90°
- 8. two angles that have a sum of 180°
- 9. a four-sided polygon
- 10. an angle that measures between 90° and 180°
- 15. the size of a two-dimensional surface