This module will go through the principles of trigonometry and try to explain it in a simple and understandable way.     Click to download workbook FS3 Smoke control booking form     Module 1 This video  will give an introduction to the module .

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. .   Module 2 Determine the length of BC. Once completed view the model answer below;      

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  .   Module 3 Determine the length of AB. Once completed view the model answer below; .  

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  . Module 4 Determine the length of AB and then view the model answer below: .    

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  . Module 5 Determine the length of BC and then view the model answer below: .  

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  . Module 6 This module will go through an introduction to SOHCAHTOA  

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  Module 7 Determine the length of AB and then view the model answer below: .  

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  Module 8 Determine the length of BC and then view the model answer below: .  

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  Module 9 Determine the length of AC and then view the model answer below: .      

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  Module 10 Determine the length of AC and then view the model answer below: .  

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  Module 11 Determine the length of AB and then view the model answer below: .  

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  Module 12 Determine the angle at point B    

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  Module 13 Determine the angle shown. .  

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  Module 14 Determine the angle shown. .  

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  Module 15 Determine the height of the building. .    

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  Module 16 Calculate the distance from the building .  

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  Module 17 Determine the height from the ground to point A. .  

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  Module 18 Determine the distance between the two ladders .  

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  Module 19 Determine the angle of the turntable ladder. .  

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  Module 20 A ladder 10m from  building A reaches a window 8m up. When you turn it over through 90 degrees it reaches a window 11.5m high on the other side. How wide is the street and how long is the ladder? .    

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