P
where you like The Problem: Draw an
equilateral triangle, ABC, of side 10cm. Choose any
point in the interior of the triangle, and call it P. Drop
perpendiculars from P to each of the three sides. These points of contact can be
called M, N and Q. Measure the
lengths of PM, PN and PQ. What is the total of these three lengths PM + PN + PQ ?
Try it again
with some other point P’. Can you
explain why the total is always the same?
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