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Locus Exploration in Rhombus Realms (Posted on 2024-07-27) Difficulty: 3 of 5
Find the locus of the points M that are situated on the plane where a rhombus ABCD lies, and satisfy:

MA·MC + MB·MD = AB2

No Solution Yet Submitted by Danish Ahmed Khan    
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Hints/Tips Answer, sketch of solution Comment 1 of 1
M is any point on a line containing one of the diagonals.

Let the rhombus be defined by (a,0) (0,b) (-a,0) (0,-b) 
It’s simple to show any point (0,x) will fulfill the constraint. 


  Posted by Jer on 2024-07-27 17:35:03
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