Across
- 4. A triangle where all three sides are the same length.
- 7. An angle that is exactly 90°.
- 8. An angle larger than 90° but smaller than 180°.
- 10. A triangle where all three sides are different lengths.
- 11. An angle larger than 180° but smaller than 360°.
Down
- 1. A shape with three sides and three angles.
- 2. A shape with four equal sides and four right angles.
- 3. A point where two lines meet to form an angle.
- 5. An angle smaller than 90°.
- 6. A triangle with two sides of the same length.
- 9. The space between two lines that meet at a point.