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Let G be the center of equilateral triangle XYZ. A dilation centered at G with scale factor 2/3 is applied to triangle XYZ, to obtain triangle X'Y'Z'. Let A be the area of the region that is contained in both triangles XYZ and X'Y'Z'. Find A`/XYZ.

 Sep 19, 2020
 #1
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The answer is 8/27.

 Sep 19, 2020
 #2
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A / XYZ = 4/9  smiley

jugoslav  Sep 19, 2020

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