Homework Help: geometry

Posted by lily on Wednesday, June 9, 2010 at 11:34am.

Right triangle ABC is similar to triangle XYZ, because angle B is congruent to angle Y. If side AB equals 12 inches, side BC equals 27 inches, and side YZ equals 9 inches, then what is the length of side XY?

geometry - Damon, Wednesday, June 9, 2010 at 2:34pm
AB/BC =12/27 = 4/9 = xy/yz = xy/9
so
xy = 4

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