8-3 Solving Right Triangles 8-3 Solving Right Triangles
8-3 Solving Right Triangles 8-3 Solving Right Triangles
8-3 Solving Right Triangles 8-3 Solving Right Triangles
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8-3 <strong>Solving</strong> <strong>Right</strong> <strong>Triangles</strong><br />
Finding Angles<br />
4. This is the most crucial step. You cannot<br />
cross-multiply, because that will not<br />
separate cos from x. Instead you must use<br />
what is called the inverse trig function.<br />
– The symbol for this is sin -1 , cos -1 , or<br />
tan -1 .<br />
Holt McDougal Geometry
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