Across
- 3. Rule using three sides
- 4. Rule using two angles and included side
- 6. Rule for right-angled triangles
- 8. Triangle with two equal sides
- 9. Figures having same shape and size
- 11. Line from vertex to midpoint of opposite side
Down
- 1. Triangle with all sides unequal
- 2. Triangle with all sides equal
- 3. Rule using two sides and included angle
- 5. Perpendicular from vertex to opposite side
- 7. Longest side of a right-angled triangle
- 10. Angle of 90 degrees