Geometry Vocabulary Assignment

A triangle with all sides the same length

• isosceles

• scalene

• equalateral

• acute

A triangle with two sides the same length

• equilateral

• isosceles

• scalene

• obtuse

A triangle with all angles less than 90 degrees

• acute

• obtuse

• right

• scalene

A triangle with one obtuse angle greater than 90 degrees

• acute

• obtuse

• right

• isosceles

A triangle with one right angle (90 degrees)

• acute

• obtuse

• right

• scalene

A triangle with all sides having different lengths

• equilateral

• isosceles

• scalene

• right

The common endpoint of 2 rays

• Point
• Midpoint
• Vertex
• Bisect of an Angle

Two angles whose measures have a sum of 90.

• Complementary
• Right Angle
• Linear Pair
• Adjacent Angles

Two angles whose measures have a sum of 180.

• Straight Angle
• Linear Pairs
• Supplementary
• Adjacent Angles

Two angles that share a common vertex and side, but have no common interior points.

• Linear Pair
• Adjacent Angles
• Supplementary
• Complementary