SOLUTION: Find sin(theta), sec(theta), and cot(theta) if tan(theta)=2/7

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Question 903320: Find sin(theta), sec(theta), and cot(theta) if tan(theta)=2/7
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Find sin(theta), sec(theta), and cot(theta) if tan(theta)=2/7
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use x for theta
assume reference angle x is in quadrant I
tanx=2/7
hypotenuse of reference right triangle=√(2^2+7^2)=√4+49=√53
sinx=2/√53=2√53/53
cosx=7/√53=7√53/53
secx=√53/7
cotx=7/2