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pre-calculus

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in Triangle abc, tanA=3/4, tan B=1, and a=10. find b in simplest radical form.

  • pre-calculus -

    3,4,5 triangle
    sin A = 3/5
    1,1,sqrt 2 triangle
    sin B = sqrt 2/2
    law of sines
    sin A/10 = sin B/b

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