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Let G be the center of equilateral triangle XYZ.  A dilation centered at G with scale factor -7/5 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

 Jan 14, 2024
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This is AoPS homework.  Do not post AoPS homework.

 Jan 14, 2024

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