# Trigonometry

TRIANGLE SIDES

- Naming the sides
- Ratios between the side lengths

USING ACTUAL VALUES IN TRIGONOMETRIC RATIOS

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- Using trigonometry to work out side lengths
- Trigonometry on the calculator
- Using Pythagoras’ Theorem to check your triangle side lengths
- Deciding whether you have enough information

WORKING BACKWARDS – FINDING THE ANGLE USING TRIAL AND ERROR

- Finding angle question
- Handy Hint #27 - Application problems in trigonometry
- River rowing question