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Posted by on Thursday, March 29, 2012 at 10:39am.

a person is standing 12m away from a street light that is 9m tall. How tall is he if his shadow is 3m long?

  • geometry - , Thursday, March 29, 2012 at 12:06pm

    Let h be the height

    Using similar triangles,

    h/9 = 3/15 = 1/5
    h = 9/5 = 1.8m

  • geometry - , Friday, May 18, 2012 at 2:34pm

    If the measure of ÐDAB = 50°, and ÐDAC = 20°, what is ÐCAB?

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