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PDB1128 Group Title

A ladder leans against a house at a 60° angle to the ground. If the ladder extends to a length of 158 inches, what is the height of the house rounded to the nearest hundredth of an inch? Type the numeric answer only in the box below.

  • 2 years ago
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  1. Mertsj Group Title
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    |dw:1340400387370:dw|

    • 2 years ago
  2. Mertsj Group Title
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    Use your special right triangle. First find the short leg which is 1/2 the hypotenuse. Then multiply the short leg by sqrt3 to find the long leg.

    • 2 years ago
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    So it would be 15.39?

    • 2 years ago
  4. Mertsj Group Title
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    Half of 158 is 79 Multiply 79 by the square root of 3

    • 2 years ago
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