Asked by Abbey
evaluate the trigonometric functions by memory or by constructing appropriate triangles for the given special angles.
a) csc 30 degrees
b) sin pi/4 = sqrt2 / 2
I just do not know how to find csc 30 degrees.
a) csc 30 degrees
b) sin pi/4 = sqrt2 / 2
I just do not know how to find csc 30 degrees.
Answers
Answered by
Reiny
You should know that cscx = 1/sinx
so
csc 30
= 1/sin 30
= 1/(1/2) = 2
so
csc 30
= 1/sin 30
= 1/(1/2) = 2
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