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julie001

  • 2 years ago

HELP! the dimensions and shape of a rectangular volleyball are shown in a picture. what is the approximate distance of a serve that is hit diagonally from one corner of the court to the other?

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  1. julie001
    • 2 years ago
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    |dw:1343067492498:dw|

  2. mattvlaw
    • 2 years ago
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    |dw:1343067951326:dw| Use Pythagorean Theorem to find the length of the diagonal: a^2+b^2=c^2 so c^2=9^2+18^2=81+324=405 so c is the square root of 405, which is 9 root 5.

  3. julie001
    • 2 years ago
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    i got 20.1 am i right?

  4. julie001
    • 2 years ago
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    thats not an answer choice...

  5. mattvlaw
    • 2 years ago
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    yeah, 9 root 5 is around 20.1

  6. mattvlaw
    • 2 years ago
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    so yes, you are correct

  7. julie001
    • 2 years ago
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    thanks i have abotu 5 more i need to check if u dont mind

  8. mattvlaw
    • 2 years ago
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    go for it

  9. julie001
    • 2 years ago
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    thanks i'll be back later though there really long

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