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tennis13

  • 3 years ago

One leg of a right triange mesures 15 m and the hypotenuse is 17 m, what is the length of the other leg?

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  1. Tttaammmaannnaa
    • 3 years ago
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    8

  2. lstrasmann
    • 3 years ago
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    \[a^2 + b^2 = c^2\]\[15^2 + b^2 = 17^2\]\[225 + b^2 = 289\]\[b^2 = 64\]\[b=\sqrt{64}\]\[b=8\]

  3. Tttaammmaannnaa
    • 3 years ago
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    you have to use the formula: x^2 + y^2 = r^2. 15^2 + y^2 = 17^2 225 + b^2 = 289 b^2 = 64 b = 64−−√ b = 8

  4. Tttaammmaannnaa
    • 3 years ago
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    \[\sqrt{64}\]

  5. tennis13
    • 3 years ago
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    |dw:1352916512967:dw| what is the heigth of the tree

  6. lstrasmann
    • 3 years ago
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    same formula as above, just plug in 52 for c and 38 for b and solve for a.

  7. tennis13
    • 3 years ago
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    but can u tell me the anwser please

  8. lstrasmann
    • 3 years ago
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    the answer should be approximately 35.5

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