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Austin Riley
Austin Riley asked in Science & MathematicsMathematics · 3 years ago

Math Pre-Calc Homework Help!!!!!!!!!!!?

(1 pt) Find the exact value (NO DECIMALS) of each expression by sketching a triangle:

can you plesase show the work and how you got the answer explain it please!!

thank you

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2 Answers

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  • DWRead
    Lv 7
    3 years ago
    Favorite Answer

    sin(arctan(12/5)) = 12/13

    tan(arccos(5/13)) = 12/5

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  • alex
    Lv 7
    3 years ago

    a/

    Draw a right angled triangle with tanx = 12/5 ---> hypotenuse = √(12^2+5^2) = 13 --->sin(x) =12/13

    b/ similar a/

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