Unit 4 Vocabulary

Front

Scalene Triangle

Back

A triangle with all sides of different lengths.

Front

Isosceles Triangle

Back

A triangle with at least two sides of equal length.

Front

Equilateral Triangle

Back

A triangle with all sides of equal length.

Front

Acute Triangle

Back

A triangle where all interior angles are less than 90 degrees.

Front

Right Triangle

Back

A triangle with one 90-degree angle.

Front

Obtuse Triangle

Back

A triangle with one angle greater than 90 degrees.

Front

Equiangular Triangle

Back

A triangle where all angles are equal.

Front

Interior Angle

Back

an angle of a polygon that is lies within the polygon

Front

Exterior Angle

Back

an angle that forms a linear pair with one of the interior angles (by extending the side of the polygon)

Front

Remote Interior Angles

Back

The two non-adjacent interior angles corresponding to an exterior angle of a triangle.