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Copy of DIY Maths: Find an unknown side length

FIND AN UNKNOWN SIDE LENGTH

In this module, you can study how to use trig ratios (sine, cosine and tangent) to find an unknown side length in a right triangle.

 

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A right triangle can have its right angle at the top.


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solving right triangles with trigonometry
solving right triangles with sines, cosines and tangents

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