If the point (3/5 , 4/5) corresponds to an angle 0(with the line through it) in the unit circle, what is tan 0(with the line through it) ?
a. 4/3
b. 3/4
c. 5/4
d. 5/3
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OpenStudy (kc_kennylau):
You mean θ? 0 is very confusing
OpenStudy (anonymous):
lol yes idk how to do that on here
OpenStudy (kc_kennylau):
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OpenStudy (kc_kennylau):
Well what's the definition of tangent?
OpenStudy (anonymous):
im not sure its in a journal at my moms
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OpenStudy (kc_kennylau):
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OpenStudy (kc_kennylau):
You have to memorize the definitions for sine, cosine and tangent by heart
OpenStudy (anonymous):
im not that bright i need help
OpenStudy (kc_kennylau):
Tangent is defined to be the ratio of the side opposite to the angle in question and the side between the angle in question and the right angle.
OpenStudy (kc_kennylau):
In this case it'd be 4/5 divided by 3/5
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OpenStudy (anonymous):
4/3 thankyou
OpenStudy (kc_kennylau):
No problem; you have to memorize the definitions for sine, cosine and tangent by heart
OpenStudy (anonymous):
ok and how do you put the circle thing with the line in it?