Discovering SOHCAHTOA

 teachMathematics: Discovering SOHCAHTOA

"An investigation to discover the 3 trigonometric ratios using dynamic geometry software" This investigation will help you learn how to find unknown sides in right-angled triangles. Trigonometry (comes from Greek “trigonon” meaning triangle and “metria” meaning measurement). Trigonometry is hugely important in surveying. You may have seen surveyors using this funny looking instrument in this picture....

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