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Can anyone solve this math for me?
(lemmy.world)
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this post was submitted on 25 Mar 2025
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X=15
Note that the problem states that the outer shape is a quarter circle, information not provided in OP's question.
Knowing it is a quarter circle is important because it allows us to validate that the bottom-right angle is 90 degrees.
but does it have to be a given, or can we actually prove that it has to be
It has to be given, otherwise there would be infinitely many solutions.
You would need some other information to link the line segment X to the rest of the figure.