alleryA triangle whose three sides are all different in length is called what?
AIsosceles
BEquilateral
CAcute
DScalene
Answer & Solution
Correct answer: D. Scalene
1. No two sides are equal, so it is scalene.
2. Isosceles has two equal sides and equilateral has three.
3. Acute is a classification by angles.
_Source: Wikipedia, Triangle, Definition, terminology, and types_
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