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No Calculators! Algebra II/Trig Ch.13 - Group Quiz Name___________________________ Name___________________________ Name___________________________ Per.__________ ref = _____________1) Find and sketch the reference angle for 202°. 2) Convert from degrees to radians and from radians to degrees. ______________a) 135º b) 2 3 ______________b) #3-12– Find the exact value of each trigonometric or circular function. Leave answers in simplest radical form. _______________ 3) sin 300° 4) cot 5) tan 210° 7) csc 2 8) cos 225° _______________ 4) _______________ 5) _______________ 6) sec 3 4 _______________ 7) _______________ 8) _______________ 9) sin 2 2 2 cos 2 3 3 10) tan120 cot( 30 ) _______________ 10) _______________ 11) cos180 cos 45 sin180 sin 45 _______________ 12) 13) Graph: y = cot θ Label both axes carefully! 12) sin 6 csc 6 14. Graph y = 4 cos x 2 3 . Label both axes carefully! 3 _____________________________15) Write the particular equation of the function shown in the graph below. 7 3 4 -1 4 2 3 4 5 4 #16-17 – Find the exact values of the inverse circular functions: 2 ______________16) Arcos 2 ______________17) 3 2 17) Sec-1 2 #18-19– Find the exact values of the inverse trigonometric functions: 1 19) Sin 1 2 ______________18) Arctan (-1) ______________19) #20-21—Find the exact value of the expression: ______________20) cos(Arctan ______________21) 4 ) 3 5 21) sin Cos 1 13