Question
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Answer
The trigonometric ratios for
are:
Solution
-
The given angle is
. Its reference angle is: -
For
which lies in the second quadrant: -
is positive. -
is negative. -
is negative.
-
-
Find
: -
Find
: -
Find
: -
Find the reciprocal trigonometric ratios:
- Secant:
- Cosecant:
- Cotangent:
- Secant:
-
Final answers:
-
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Extra Insights
To find all 6 trigonometric ratios for
, we begin by recalling that this angle is located in the second quadrant, where sine is positive and cosine is negative.
-
Sine:
. -
Cosine:
. -
Tangent:
. -
Cosecant:
. -
Secant:
. -
Cotangent:
.
So the trigonometric ratios for
are: