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Earn +20 ptsQ: What are some tan and cosine?
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How is tan equal to undefined?
Tan of pi/2 + k*pi radians, for integer k, is not defined since tan = sin/cos and the cosine of these angles is 0. Since divsiion by 0 is not defined, the tan ratio is not defined.
What do sin and cos mean in math?
sin stands for sine cos stands for cosine and tan stands for tangent
How do you express complementary angles into a trigonometric function?
The sine of an angle is the cosine of its complement and conversely. The tan of an angle is the reciprocal of its complement.
Why are cosines positive and negative?
Because the cosine of some angles is positive and the cosine of some other angles is negative.
How to find the height of the sun?
It can be found out through applying Sine/Cosine/tan to the angles of for example a shadow of a building due to sun.
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