|(Trigonometric Functions and Identities)|
|1.||Which of the following is equivalent to ?|
B. (csc2) 1
|2.||From a point on the ground the angle of elevation to a ledge on a building is 27°, and the distance to the base of the building is 45 meters. How many meters high is the ledge?|
C. 45 sin 27°
D. 45 cos 27°
E. 45 tan 27°
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