SOLUTION: Find all 6 trigonometric ratios (sine, cosine, etc) for the given angle: a.)-pi/2 b.) 2pi/3 c.)7pi/4

SOLUTION: Find all 6 trigonometric ratios (sine, cosine, etc) for the given angle: a.)-pi/2 b.) 2pi/3 c.)7pi/4

Algebra.Com

Question 985835: Find all 6 trigonometric ratios (sine, cosine, etc) for the given angle:
a.)-pi/2 b.) 2pi/3 c.)7pi/4
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Check the Unit Circle for the values of

and

Note that negative angles are measured clockwise from the positive

-axis.

Once you know the values of sine and cosine, use the following identities:

John

My calculator said it, I believe it, that settles it

RELATED QUESTIONS
Find the solutions 18cot2x - 6 = 0 in the interval from 0 to two pi inclusive. a) pi/3,... (answered by lwsshak3)

Check all values of theta for which sine of theta equals 0 A. Pi B. 0 or 2 pi C. Pi/2 (answered by lwsshak3)

The angle theta which makes the function P(theta) = (1/2, - sqrt3/2) true, could be... (answered by ikleyn)

Given that theta is an acute angle and sin(theta) = 17/37, find the exact value of... (answered by KMST)

for each of the following find the reference arc and the values of cosine and sine of... (answered by ikleyn,josgarithmetic)

Which of the following counterexamples proves that secxcotx=sinx is not a trigonometric... (answered by stanbon)

In triangle ABC, it is given that angle BCA is right. Let a = BC, b = CA, and c = AB.... (answered by MathLover1)

1.If you are given an acute angle and the measurement of the adjacent side of that... (answered by ewatrrr,Theo)

Hi can someone help me with this problem please? THANK YOU State the exact value (answered by KMST)