Across
- 4. A triangle whose sides are different lengths
- 6. An angle that measures less than 90 degrees
- 7. A shape that has 3 or more sides that are closed
- 8. An angle that measures more than 90
- 9. An angle that measures exactly 90 degrees
Down
- 1. A shape that has 3 or more sides that are closed
- 2. When the shape is reflected (like a mirror) across an axis or a point on an axis
- 3. A triangle with 2 equal side lengths
- 5. A triangle with all 3 sides the same length
- 6. A horizontal or vertical number line on a grid