Across
- 3. ratio of the adjacent side to the hypotenuse of a right-angled triangle
- 6. The point at which a line intersects
- 7. A unit of measure used for arcs and angles
- 9. Something we can’t imagine as having a regular or known shape, something that doesn’t look like something we know.
- 11. An ancient Greek philosopher, he founded/made the Pythagorean theorem.
- 12. A line that touches a curve at only one point
- 16. An angle that has 90 degrees
- 17. A triangle having two equal sides
Down
- 1. the inverse function of the cosine; the angle that has a cosine equal to a given number
- 2. Ratio of hypotenuse to the opposite side of a right-angled triangle
- 4. A straight line that intersects a curve at minimum two points
- 5. The space between two lines that intersect
- 8. A triangle having three equal sides
- 10. Next to/near to something or someone, often used in geometry, nature or board games.
- 13. The side of a right triangle opposite the right angle
- 14. A triangle with one right angle
- 15. Study of relationships between side lengths and angles of triangles