Given DEF as shown below. If DF = 37 and EF = 35, find cos(D) and tan(F). Note: The triangle may not be drawn to scale.
D
E
F
a) cos(D) =
37
12
tan(F)
TS
12
12
b) cos(D) =
37
tan(F) =
12
35
c) cos(D)
12
35
.
12
tan(F) =
37
37
d) cos(D) =
12
12
tan(F) =
35
12
e) cos(D) =
37
35
tan(F) =
12
.
D
None of the above.

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