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Name:________________________________ Trigonometry Review Sheet Date:_______ Period:______ Find the smallest positive angle that is coterminal with each angle. 1) -80° 2) 490° 3) 970° Determine the quadrant in which x lies if….. 4) sin x > 0 and cos x < 0 5) tan x < 0 and sin x < 0 Express each function as a function of positive acute angle: 6) tan 205° 7) sin (-160°) 8) cos 690° Find the exact value in simplest form: 9) (sin 120°) - (tan 315°) Find the following: (2 pts) 7 10) If cos θ = find the sin θ and tan θ 4 sin θ = tan θ = Answer Key: 1.) 280o 2.) 130o 3.) 250o 4.) QII 5.) QIV 6.) tan25o 7.) –sin20o 8.) cos30o 9.) 10.)