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Posted by on Tuesday, October 11, 2011 at 8:06pm.

Given that sin theta= 3/5 and the terminal side is in quadrant II, find tan (pi/2 - theta)

  • trig - , Tuesday, October 11, 2011 at 8:14pm

    make a triangle and you should reconize the 3-4-5 right-angled triangle.

    but we know tan(π/2 - Ø) = cotØ , coterminal ratios

    since Ø is in II , tan Ø = -3/4
    cotØ = 1/tanØ = -4/3

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