Across
- 3. The angle between the horizontal line of sight and an object below the observer.
- 6. The side opposite the right angle in a right-angled triangle.
Down
- 1. The ratio of the adjacent side to the hypotenuse.
- 2. The study of the relationships between the sides and angles of triangles.
- 4. An angle measuring 90 degrees.
- 5. The ratio of the opposite side to the adjacent side in a right triangle.
- 7. The ratio of the opposite side to the hypotenuse.