Section 6.4 Right Triangle Trigonometry

The six functions are abbreviated as sin , cos , tan , csc , sec ,andcotθθ θ θ θ θ.! The Right Triangle Definition of the Trigonometric Functions Given a right triangle with acute angle θand side lengths of hyp, opp, and adj, the six trigonometric functions of angle θare defined as follows: sin opp hyp θ= csc hyp opp θ= cos adj hyp θ ... ................
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