Of trilateral figures, an equilateral triangle is that which has its three sides equal, an isosceles triangle that which has only two of its sides equal, and a scalene triangle that which has its three sides unequal.
Father of geometry
Found in 1 providers: grok
Cross Reference
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"Things which are equal to the same thing are also equal to one another."
Strange & Unusual"In any right-angled triangle, the square on the side subtending the right angle is equal to the squares on the sides containing the right angle."
Strange & Unusual"The only purpose of the 'Elements' is to demonstrate mathematically certain fundamental propositions."
Shocking"Let it be granted that a straight line may be drawn from any one point to any other point."
Strange & Unusual"Let the following be postulated:"
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