Across
- 3. triangles that are the same shape, but not necessarily the same size
- 6. formed by rotating a ray around its endpoint
- 7. the function pairs sine and cosine, tangent and cotangent, and secant and cosecant
- 9. the angle formed by the line of sight and the horizontal plane for an object above the horizontal
- 11. the angle formed by the line of sight and the horizontal plane for an object below the horizontal
- 13. opposite angles formed by intersecting lines
- 14. triangles that are both the same shape and the same size
- 18. the sum of two positive angles equals 90 degrees
- 20. an angle measuring exactly 90 degrees
- 21. side of length y
- 26. angle formed by counterclockwise rotation around its endpoint
- 27. an angle measuring more than 90 degrees, but less than 180 degrees
- 28. one of the two rays with a common endpoint that form an angle
Down
- 1. the ray, in its location after rotation, when rotated around its endpoint to form an angle
- 2. 1/60 of a minute
- 3. a digit obtained by actual measurement
- 4. side of length x
- 5. an angle measuring between 0 degrees and 90 degrees
- 8. the positive acute angle made by the terminal side of an angle and the x-axis
- 10. 1/60 of a degree
- 12. the sum of two positive angles equals 180 degrees
- 15. when the vertex of an angle is at the origin and its initial side lies on the positive x-axis
- 16. angles in standard position whose terminal sides lie on the x- or y- axis
- 17. the endpoint of the ray that is rotated to form the angle
- 18. angles whose measures differ by a multiple of 360 degrees
- 19. angle formed by clockwise rotation around its endpoint
- 22. the ray, in its starting position, when rotated around its endpoint to form an angle
- 23. a number that represents the result of counting, or a number that results from theoretical work and is not result of a measurement
- 24. a unit of measure for angles, 1/360 of a rotation
- 25. an angle measuring exactly 180 degrees