Sine, Cosine, and Tangent
AP Precalculus · Flashcards · Application
AP PRECALCULUS · FLASHCARDS
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QUESTION
Find the cosine of angle
B
B
B
if
sin
(
B
)
=
5
13
\text{sin}(B) = \frac{5}{13}
sin
(
B
)
=
13
5
and
B
B
B
is in Quadrant I.
QUESTION
Convert
π
3
\frac{\pi}{3}
3
π
radians to degrees.
QUESTION
Find
tan
(
π
4
)
\text{tan}(\frac{\pi}{4})
tan
(
4
π
)
using the unit circle.
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ANSWER
1. This is a standard angle value on the unit circle.
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