Across
- 4. a common side and a common vertex.
- 7. the relations of the sides and angles of triangles
- 8. the adjacent side divided by the length of the hypotenuse.
- 9. formed by two rays or lines that shares a common endpoint
- 10. value used to represent quantity
- 11. adding something
- 12. separating something into parts
Down
- 1. taking one number or amount away
- 2. the side opposite the angle divided by the length of the adjacent side.
- 3. to add equal groups
- 5. the longest side of a right-angled triangle
- 6. the ratio of the side opposite the angle to the hypotenuse