Classifying Triangles and Angle Measures in Triangles

12 terms by kiraplayer 

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Acute Triangle

a triangle with three acute angles

Obtuse Triangle

a triangle with one obtuse angle

Right Triangle

a triangle with one right angle

Equiangular Triangle

a triangle with three acute angles that are all 60 degrees

Scalene Triangle

a triangle with no congruent sides

Isosceles Triangle

A triangle with at least two congruent sides

Equilateral Triangle

a triangle with three congruent sides

Legs

the two congruent sides of an isosceles triangle or the two sides that form a right angle

Hypotenuse

the side of a right triangle opposite the right angle

Base

the non-congruent side of an isosceles triangle

Base Angles

the two angles opposite the legs; they are congruent

Vertex Angle

the angle opposite the base in an isosceles triangle

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