Download CH 5 Practice Problems 1) Convert the degree measure to exact

CH5PracticeProblems
1)Convertthedegreemeasuretoexactradianmeasure: 585! .
4π
2)Converttheradianmeasuretoexactdegreemeasure: −
5 .
14
3)If β isanacuteangleofarighttriangleforwhich sec β =
,find:
12
cos β
cot β
csc β
π
π
π
4)Findtheexactvalueoftheexpression: sin cos − tan
3
4
4
5)Anairplaneistravellingat240mphisdescendingatanangleofdepressionof6
degrees.Howmanymileswilltheplanedescendin4minutes.?
6)Findthevalueforeachofthesixtrigonometricfunctionsfortheanglewhose
terminalsidepassesthroughthepoint(-3,5).
7)Ifweknow tan θ = 1 and sin θ =
2
,findtheexactvalueof secθ .
2
8)Findtheexactvalue(nocalculators)of cos π sin
9)Graphonefullperiodofthefollowing:
3
y = − sin x
2
7π
11π
.
− cos
4
6
y = 3cos
3π
x
4 1
y = − tan x
3
3
y = csc 3x
2
π⎞
⎛
y = 2sec ⎜ 2x + ⎟
⎝
6⎠
π⎞
⎛
y = −2 cos ⎜ x + ⎟ + 3
⎝
3⎠
y = 2 cot 2x + 3