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geometry

This topic has 1 member reply
yvonne12 Master | Next Rank: 500 Posts Default Avatar
Joined
07 Feb 2007
Posted:
144 messages

geometry

Post Sun Mar 04, 2007 12:01 pm
Elapsed Time: 00:00
  • Lap #[LAPCOUNT] ([LAPTIME])
    the perimeter of a certain isoscles right triangle is 16 + 16[radical sign]2. what is the length of the hypotenuse of the triangle?

    answer is 16

    please explain[/code]

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    jayhawk2001 Community Manager
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    Post Sun Mar 04, 2007 5:39 pm
    Sides of an isoscles right-angle triangle are in the ratio 1:1:root-2

    x + x + x*root-2 = 16 + 16*root-2

    Solving for x, we get 8*root-2

    So, the hypotenuse is 8*root-2*root-2 = 16

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