Proof (flawed) for equilateral triangles

One of the altitudes from D (the intersection between the perpendicular bisector and angle bisector) will always fall inside the lines connecting D with the base of the triangle. One altitude from D will always fall OUTSIDE the lines connecting D with the base of the triangle.
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A.J. Perea —

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Resource Type
Activity
Tags
equilateral-triangle 
Target Group (Age)
16 – 18
Language
English (United States)
 
 
GeoGebra version
5.0
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9
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