Intro to trig review

Convert 638° to radians

Convert 638° to radians 319𝜋 90 Give yourself a point if you got it!

Convert − 23𝜋 4 to degrees

Convert − 23𝜋 4 to degrees −1035° Give yourself a point if you got it!

Find the exact value of sin 5𝜋 4

Find the exact value of sin 5𝜋 4 − 2 2 Give yourself a point if you got it!

Find the exact value of tan 11𝜋 6

Find the exact value of tan 11𝜋 6 − 3 3 Give yourself a point if you got it!

Given that sin 𝜃=− 3 10 and tan 𝜃>0 Find the remaining trig ratios

Given that sin 𝜃=− 3 10 and tan 𝜃>0 Find the remaining trig ratios sin 𝜃=− 3 10 csc 𝜃=− 10 3 cos 𝜃=− 91 10 sec 𝜃=− 10 91 91 tan 𝜃= 3 91 91 cot 𝜃= 91 3 Give yourself one point for each correct answer, five points total!

Find the exact value of sin tan −1 3 6

Find the exact value of sin tan −1 − 3 6 − 3 39  − 117 39  −3 13 39  − 13 13 Give yourself one point if you got any version that wasn’t completely simplified, two if you got it right!

Find the exact value of tan −1 (−1)

Find the exact value of tan −1 (−1) − 𝜋 4 Give yourself a point if you got it!

Find the exact value of sec − 5𝜋 6

Find the exact value of sec − 5𝜋 6 − 2 3 3 Give yourself a point If you got it!

Find the exact value of cos sin −1 3 2

Find the exact value of cos sin −1 3 2 cos 𝜋 3 = 1 2 Give yourself a point if you got it!

Find the exact value of cot csc −1 − 5 2

Find the exact value of cot csc −1 − 5 2 − 21 2 Give yourself a point if you got it!

Given that sin 𝜃= 1 4 and sec 𝜃<0 Find the remaining trig ratios

Given that sin 𝜃= 1 4 and sec 𝜃<0 Find the remaining trig ratios sin 𝜃= 1 4 csc 𝜃=4 cos 𝜃=− 15 4 sec 𝜃=− 4 15 15 tan 𝜃=− 15 15 cot 𝜃=− 15 Give yourself one point for each correct answer, five points total!

Find the exact value of cos 19𝜋 4

Find the exact value of cos 19𝜋 4 AKA COS 3𝜋 4 − 2 2 GIVE YOURSELF A POINT IF YOU GOT IT!

Find the exact value of sin −1 SIN 4𝜋 3

Find the exact value of sin −1 SIN 4𝜋 3 4𝜋 3 ISN’T ALLOWED, SO SIN 4𝜋 3 =− 3 2 AND SI N −1 − 3 2 =− 𝜋 3 Give yourself a point if you got it!

Find all 6 trig ratios for 3𝜋 2

Find all 6 trig ratios for 3𝜋 2 sin 𝜃=−1 csc 𝜃=−1 cos 𝜃=0 sec 𝜃=𝑢𝑛𝑑𝑒𝑓 Find all 6 trig ratios for 3𝜋 2 sin 𝜃=−1 csc 𝜃=−1 cos 𝜃=0 sec 𝜃=𝑢𝑛𝑑𝑒𝑓. tan 𝜃=𝑢𝑛𝑑𝑒𝑓. cot 𝜃=0 Give yourself one point for each correct answer, six points total!