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# Trigonometry MATH 1112

GSU

GPA 3.52

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This 7 page Study Guide was uploaded by Anibal Schmidt on Monday October 12, 2015. The Study Guide belongs to MATH 1112 at Georgia Southern University taught by Ionut Iacob in Fall. Since its upload, it has received 69 views. For similar materials see /class/222043/math-1112-georgia-southern-university in Mathematics (M) at Georgia Southern University.

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Date Created: 10/12/15

MATH1112 Trigonometry FALL 2009 Study guide Test 1 Covers 51 57 NOTE For the test you must show all work where appropriate for instance solving an equation The correct answer with no proper justification quali es forNO CREDIT SHOW ALL WORK were appropriate Convelt the angle in degrees to radians Express answer as a multiple of39n o 1 30 1 2 60 2 Convelt the angle in radians to degrees 71 3 3 3 4 4 Convelt the angle in radians to degrees Round to two decimal places 5 12 radians 5 6 45 quot radians 6 Find a positive angle less than 360 that is coterminal with the given angle 7n 7 7 8 5 8 Find the length of the arc on a circle of radius r intercepted by a central angle 9 Round answer to two decimal places 9 r 50 inches 9 350 10 r 30 inches 9 250 10 Solve the problem 11 The minute hand of a clock is 5 inches long How far does the tip of the minute hand move 11 in 40 minutes If necessary round the answer to two decimal places 12 The minute hand of a clock is 8 inches long How far does the tip of the minute hand move 12 in 15 minutes If necessary round the answer to two decimalplaces mgk cm an exact mxwu with n nnd dznmninaim 13 9 c Fmd man 9 U1 1h g39vzn himgu m nvaluat nu xpnxxinn n a nnaliz all dmmninzlmx 30 45 1 3 2 J 1 45 60 M can u midm lyln nd u v1 um upmdmnmmn mum 17ml zn r m2 zn snA a n m mnAEI mm Find cnfunciinnwilhth urnzvaluz 1 3911 gm xpnxn39nn 19 31137 2n can Solve the problem 21 A radio transmission tower is 190 feet tall How long should a guy wire be if it is to be 21 attached 13 feet from the top and is to make an angle of31O with the ground Give your answer to the nearest tenth of a foot A point on the terminal side of angle 9 is given Find the exact value of the indicated trigonometric function ofe 22 4 3 Find sin 9 22 23 4 3 Find sec 9 23 Find the exact value of the indicated trigonometric function ofe 24 sin 9 3 tan 9 gt 0 Find sec 9 24 4 25 tan 9 7 9 1n quadrant ll Find cos 9 25 Find the reference angle for the given angle 26 374 26 27 89 27 Use reference angles to nd the exact value of the expression Do not use a calculator 28 sin 765 28 29 coi7 quot 29 The point P on the unit circle that corresponds to a real number t is given Find the values of the indicated trigonometri function at t 30 Find cot t 30 4 4 31 3 Find cot t 31 MULTIPLE CHOICE Choose the one alternative that best completes the statement or answers the question Use the unit circle to nd the value of the trigonometric function 32 sins 32 Ml l g M SHOW ALL WORK were appropriate 33 csc l n 33 371 34 sec Solve the problem 35 What is the domain of the sine function 36 What is the range of the sine function Graph the function 37 ysin x 38 y Esin x 39 y 2 cos 4X 71 40 y 4 cos 27m 371 41 y tan x 42 y cotx 43 y4cscx Find the exact value of the expression 44 sin1 45 sin1 05 46 cos 1 47 cos1 1 48 tan 1 3 3 49 tan 1 0 Use a calculator to find the value of the expression rounded to two decimal places 15 50 Sln 1T 34 35 36 37 38 39 40 41 46 47 48 49 50 Answer Key Testname MATHIllZSTUDYlP 1 radians 2 radians 3054 inches 1309 inches 2094 inches 1257 inches 21 3437 feet 3 22 5 Answer Key Testname MATHIllZSTUDYlP 32 D 33 2 34 undefined 35 all real numbers 36 all real numbers from 1 to 1 inclusive 37 y 3 n i at n X TE 7 3 TE 3 38 y 3 it 2 E X TE 2 2 TE 3 39 y 3 3 Answer Key Testname MATHIllZSTUDYlP

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