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October 21, 2014

October 21, 2014

Posted by **Sara** on Wednesday, August 8, 2012 at 11:07pm.

( The figure looks like a smaller triangle (shaded) inscribed in a bigger triangle ( unshaded)

- math -
**drwls**, Thursday, August 9, 2012 at 2:39am1/9 of the larger triangle's area is unshaded. That means the linear (edge) dimension of the smaller shaded triangle is 1/3 of the edge dimension of the larger triangle. The perimeters of the two triangles will also be in a large:small = 3:1 ratio.

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