Geometric Foundations Quiz

A point where two or more line segments meet.

• Vertex

• Apex

• Dot

• Foci

An angle of 90°, as in a corner of a square or at the intersection of two perpendicular straight lines.

• Right Angle

• Acute Angle

• Obtuse Angle

• Triangle

An angle that measures less than 90°.

• Acute Angle

• Obtuse Angle

• Kurt Angle

• Straight Angle

An angle that measures more than 90° but less than 180°

• Acute Angle

• Obtuse Angle

• Straight Angle

• Vertical Angle

An angle of exactly 180°

• Straight Angle

• Adjacent Angle

• Scalene Angle

• Asher Angle

Each of the pairs of opposite angles made by two intersecting lines. **Cross the street neighbors**

• Vertical Angles

• Straight Angle

• Complementary Angles

• Adjacent Angles

Equal in size or shape.

• Congruent

• Confluence

• Configure

• Contract

Two angles that have a common vertex and a common side but do not overlap. **Next door neighbors**

• Adjacent Angles

• Happy Angles

• Vertical Angles

• Supplementary Angles

Two angles that add up to exactly 90°

• Complementary Angles

• Supplementary Angles

• Obtuse Angles

• Scalene Angles

Two angles that add up to exactly 180°

• Supplementary Angles

• Complementary Angles

• Adjacent Angles

• Thomas the Train Angles