Trigonometric Ratio Ex.11E - 1

# Trigonometric Ratio Ex.11E - 1 - 5. - 45 cos 45 sin...

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Liu Po Shan Memorial College F.2 Mathematics ( 10 -1 1 ) Worksheet Topic : Trigonometric Ratio Ex.11E - 1 Name : __________________(           ) Class : ____________ Date  __________________            Score : ____________ Chapter 11 Trigonometric Ratios Let’s Do Some Exercises! In this exercise, do not use a calculator. Leave the answer with surd form if necessary. 1. Complete the following table. Trigonometric ratio\ θ ° 30 ° 45 ° 60 sin cos tan Find the values of the following expressions 2. ° + 45 tan 1 ______________________ 3. ° 30 cos 2 ______________________ 4. ° - ° 45 tan 30 sin ______________________

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Unformatted text preview: 5. - 45 cos 45 sin ______________________ 6. 30 cos 60 cos ______________________ 7. + 60 cos 30 sin ______________________ 8. 30 tan 60 tan ______________________ 9. 30 cos 60 sin ______________________ 10. 30 tan 2 ______________________ 11. -60 tan 30 cos 1 ______________________ Find the unknowns in the following figures (12-13) 12. 12. 13. Find the acute angle satisfying each of the following. 14. 4 tan 4 =-15. 1 sin 2 =-16. 2 1 cos 1 =-17. 3 3 tan =...
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## This note was uploaded on 10/17/2011 for the course IELM 3010 taught by Professor Fugee during the Winter '11 term at HKUST.

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Trigonometric Ratio Ex.11E - 1 - 5. - 45 cos 45 sin...

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