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  • 2019 June(B02) Math Question 5

    Trigonometry

    - Pythagorean Theorem & sin cos tan

    Choice C
    5. What is the length,. in. inches, of the hypotenuse of a right triangle with a leg that is 9 inches long and a leg that is 2 inches long?
    $$9^{2}+2^{2}=C^{2}$$ $$81+4=85=C^{2}$$ $$C=\sqrt{85}$$

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