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brooke_tessa

  • 3 years ago

find the value of angle A.

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  1. brooke_tessa
    • 3 years ago
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    |dw:1361500529914:dw|

  2. Yahoo!
    • 3 years ago
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    SinA = 20 /25 = 4/5

  3. Yahoo!
    • 3 years ago
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    A= Sin ^-1 (4/5) = 53

  4. brooke_tessa
    • 3 years ago
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    ok thank you

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