Each angle of an equilateral triangle measures 60 degrees. They are all the same.
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Each of the interior angles of an equilateral triangle is 120 degrees.
A regular pentagonal pyramid is composed of five equilateral triangles and one regular pentagon. Each equilateral triangle has three angles of 60 degrees each. The regular pentagon has five internal angles of 108 degrees each.
An EQUILATERAL Triangle. An ISOSCELES Triangle is two equal sides and two equal angles. A RIGHT-ANGLED Triangle has ONE right angle (90 degrees) A SCALENE Triangle has neither equal sides nor equal angles.
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An equilateral triangle.