Across
- 7. real functions that relate an angle of a right angled triangle to ratios of two side lenghts
- 10. angles whose sum is 90 degrees
- 11. tanA*cotA=?
- 13. the longest side in a right triangle
- 14. what will sineA and cosineA be if the angles are complementary(A+B=90°)
- 15. the relationship between the leg opposite to an acute angle to the lenght of a leg adjacent to the acute angle
- 16. solve: cos60°/(1-sin30°)+sin30°/(1-cos60°)
Down
- 1. a mathematician who gave the theoremabout the relationship between the 2 legs and the hypothenuse of a right triangle
- 2. basic equations that apply to any acute angle a(sin²A+cos²A=1, tgA*ctgA=1)
- 3. cosine A/sine A
- 4. the value of cosineA π/3
- 5. the value of cot 45°
- 6. the relationship between the leg adjacent to the acute angle in a right triangle and its hypotenuse
- 8. (2sin20°+cos70°)/(2sin20°-cos70°)
- 9. the ratio between the leg opposite to the acute angle in a right triangle and its hypotenuse
- 10. what is the function cosine to sine, and cotangent to tangent
- 12. the relationship between the leg adjacent to the acute angle and the leg opposite of the acute angle in a right triangle