10.3.1b Activity: Indirect Measurement
Using your knowledge of the tanget ratio, you will be measuring the heights of 2 objects outside. Communication will be important, so show your work!
| File | Description | File size |
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 10.3.1b.assignment.pdf | 165 kB |
10.3.1 The Tangent Ratio
Indirect measurement is often done using the tangent ratio, especially when trying to determine the heights of very tall objects. Learn about the tangent ratio as the first of 3 trigonometric ratios you will look at this year.
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| 10.3.1.notes.exemplars.pdf | Examples of types of tangent questions you should be able to do | 174 kB |
| 10.3.1.notes.tangent.pdf | 3.1 Notes on Tangent Ratios | 1233 kB |