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# What are the three names of a regular triangle?

Updated: 11/5/2022

Wiki User

12y ago

Regular, Acute, and Equilateral

* * * * *

Regular and Equilateral are correct but not Acute. An acute triangle with angles of 50,60 70 degrees for example, is not regular.

An equiangular triangle is the third possible name.

Wiki User

12y ago

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Q: What are the three names of a regular triangle?
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### What are facts about regular triangles?

In a equilateral triangle (or regular triangle) the three sides have equal length.

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A shape with three sides is called a triangle. A shape with ten sides is called a decagon.

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Yes, an equilateral triangle can be a regular polygon because it has three equal sides and three equal interior angles.

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equalateral, isosiles, and right triangle

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An isosceles triangle has two equal sides and one that isn't. A regular triangle has three equal sides.

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If you're referring to an equilateral triangle, a triangle in which all three sides are the same length, then there are three lines of symmetry.

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