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  • 9 years ago

    Well, line FC is bisecting line AE so it is in the middle. Point G is on line FC so it is also right in the middle. So the distance from point A to point G is the same as the distance from point E to point G. Really, triangle AGE is split in half by line FC. It says Therefore, both triangles ACG and ECG are equal. Also, it says angles CGA and CGE are equal so it's kind of easy.

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