Across
- 2. sin squared plus cos squared
- 6. inverse trigonometric ratio of cos
- 7. the_____ theorem can be used to find the value of a missing side length in a right triangle
- 9. sine of 0degree
- 12. the angle between the line of sight and the horizontal level when an observer looks upwards
- 13. ratio of base to perpendicular
- 14. secant of 60 degrees
- 15. the six trigonometric______ are sin, cos,tan,cot,sec and cosec
- 17. tangent of 45 degrees
- 18. the study of triangles;their angles,lengths and more is known as______
- 19. ratio of perpendicular to hypotenuse
Down
- 1. a line from an observer's eye to a distant point
- 3. the longest side of a right triangle
- 4. cofunctions of _____angles are always equal
- 5. the unit for measuring the angels
- 8. a ratio of the measure of two sides of a right triangle is _____
- 10. triangle with a 90 degree angle is called a ______ angled triangle
- 11. the value of cosA decreases as A _______
- 13. abbreviated form of the word cosecant
- 16. cos/ sin