Across
- 5. The position of an angle on a coordinate system in which the origin is the vertex and the initial side coincides with the positive x-axis
- 6. ratio of the adjacent side to the hypotenuse of a right-angled triangle
- 7. Angles that have the same initial side and terminal side
- 8. The endpoint of the ray
Down
- 1. The position after rotation of the ray
- 2. An angle less than 90 degrees
- 3. Measurement of triangles
- 4. The starting position of the ray