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Level 81

Geometry II: Triangles

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acute triangle
A triangle with three acute angles.
Right Triangle
A triangle with one right angle.
obtuse triangle
A triangle with one obtuse angle.
Scalene Triangle
A triangle with no congruent sides
isosceles triangle
Triangle with 2 equal sides and 2 equal angles.
equilateral triangle
Triangle with a 90° angle
180 degrees
sum of degrees in any triangle