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Nmne: Geometry _ Section 8-4 and 8-5 Test Review I) Identify the trigonometric ratio for sine. A) B) C) D) 2) Identify the trigonometric ratio for cosine. opposite leg / hypotenuse adjacent leg / hypotenuse opposite leg / adjacent leg hypotenuse I opposite leg A) B) C) D) opposite leg f hypotenuse adjacent leg I hypotenuse opposite leg I adjacent leg hypotenuse / opposite leg Find the missing side; Round to the nearest tenth. 9)~~57.::1l II) ~ 3) Identify the trigonometric ratio for tangent. opposite leg I hypotenuse adjacent leg / hypotenuse opposite leg / adjacent leg hypotenuse I opposite leg 14) ? ~ 4 divided by 5 and then press the sin button. 4 divided by 5, press equals, and then press the sin button. 4 divided by 5, press equals, press the second button, and then press the sin button. the sin button and then enter 4 divided by 5. Find the value of each trigonometric ,¥X 2,j 30 36 30 15 B Ji Jtt 8) cos Z 7) sinX 21 20 y .r ZO ::::;.---- 2tt X -1- 1J- 4b zq 29 Z B 1 (J)') C;O Round answers to the nearest tenth. DO~ fM(\loto 'A.,; 11° - 68 7~A . 5\ 1\1--:" Sin 1'2- 7~54 17) ~c 16)~ S)(I ~ 15)~ Solve each triangle. ratio. 6) tan A 5) cos Z ~' 65 2'!¢l>? S\rf:~). 55 sin x = 4/5 24 to x Find the measure uf the indicated angle to the nearest degree. 4) What is the correct sequence for computing the following expression in your calculator? Enter Enter Enter Press Slt G;!. Ubss=L ~ \0 13)~433 A) B) C) D) 12)~0 c.oSt/S-- ~ 10 ~\'n lS . ~·x A) B) C) D) Y l~X IOlv, 18) = .1.\ - ~'/. \"1.') 19) Tom delivers papers on a rural route from his car. He throws a paper from a height of 4 feet and it lands 15 feet from the car. At what angle of depression did he throw the paper to the nearest degree? tj:v A B 14 20) There is a cell phone tower in the field across from Jen's house. If Jen walks 50 feet from the tower and fmds the angle of elevation from her position to the top of the tower to be 60 degrees, then how tall is the tower to the nearest tenth? -2-