Across
- 2. result of multiplying the number by itself
- 4. to add or plus
- 5. a vertex joining
- 6. triangle with all three sides of equal length
- 9. lines that are always same distance apart
- 10. a straight line that forms an angle of 90
Down
- 1. not rational
- 3. area of base * eight
- 7. a part of mathematics
- 8. trying with all the three sides unequal