{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

common angles and trigonometric functions

# common angles and trigonometric functions - fill £501 Jim...

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: fill: £501 Jim HIS“!!! 'ﬁonhmalhi Ina; HE!!! W C‘ X Q (I hr:gammateks.cowaieascgmrsi.mﬂozgsocmrmmew3uhhasUSocwwawismMiZQXemaereomraerjp-Dominant-3115{37 . " Google ill Mikhail ﬁ-ommgsm [95 WW. ﬁ galculatur Common angles and trigonometric functions LIILK Ull Lilit.‘ IUllUWIll lUl lllUlB "Coanliumon Ultrigonnmetnc Tringome ric \Em UES mane IE" and ommonngrliB onoﬂma nc Let 9 = 225a . Find the exact values of Sing . cote , and csc e . Consider 9 = 225° in standard msition. Let (min) be the coordinates ofthe intersection ottheterminal side of e and the unit circle, Since 9 is in Quadrant ,the reference anglel‘oir 9 is a -180° = 225°-130° =45” Hence, the reference triangle is a 45 ’45 ’90 right triangle {see Figure 1), In a 45 —45 - 90 right triangle with hypgtenuse of length l , the two sides adjacent to ,7 ' v5 "x the right angle have length ? , ,« \ Since the reference triangle is in g; adrant Ill . a is negative, and b is negative , Henceqr‘ a (m) ):(_ﬁ _£)_ a ...
View Full Document

{[ snackBarMessage ]}