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Posted by on Monday, December 9, 2013 at 11:14am.

UVW~XYZ, UV= 15, UW=25, and XZ=60. If the perimeter of XYZ is 168, what is the perimeter of UVW?

  • Help me pls geometry - , Monday, December 9, 2013 at 11:23am

    Since perimeter is a linear function of the sides
    and the two triangles are similar,
    the ratio of sides = the ratio of perimeters

    so P/168 = 25/60
    P = 168(25/60) = 70

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