Evaluate using the Pythagorean indentities

Find sinθ and cosθ if tanθ =1/6 and sinθ >0

Help please ! Thank you !

1 answer

draw the right triangle
opposite 1
adjacent 6
hypotenuse= sqrt37 ie sqrt(6^2+1^2)

sinTheta=1/sqrt37
costheta=6/sqrt37
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