Basic Geometry Terms Quiz

What term is used to describe an angle less than 90 degrees?

• obtuse angle

• right angle

• straight angle

• acute angle

Tags

CCSS.4.G.A.1

What do we call a pair of angles that share a common vertex and side, but have no common interior points?

• vertical angles

• supplementary angles

• adjacent angles

• intersecting angles

Tags

CCSS.7.G.B.5

What is the term for a geometric statement that is accepted as true without proof?

• theorem

• hypothesis

• axiom

• postulate

What do we call a ray that divides an angle into two congruent angles?

• median

• altitude

• angle bisector

• perpendicular bisector

Tags

CCSS.7.G.B.5

What term describes points that lie on the same line?

• concurrent points

• coplanar points

• collinear points

• complementary points

Tags

CCSS.HSG.CO.A.1

What do we call two angles whose measures add up to 90 degrees?

• adjacent angles

• supplementary angles

• complementary angles

• vertical angles

Tags

CCSS.7.G.B.5

What defines adjacent angles?

• Two angles that have a sum of 90°

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

• Two angles whose measures have a sum of 180°

• Two angles that are congruent

Tags

CCSS.7.G.B.5

What is an acute angle?

• An angle that has a measure equal to 90°

• An angle that has a measure greater than 90°

• An angle that has a measure greater than 0° and less than 90°

• An angle that has a measure less than 0°

Tags

CCSS.4.G.A.1

What does it mean when a ray bisects an angle?

• The ray divides the angle into two angles that are not congruent

• The ray divides the angle into two angles that have a sum of 180°

• The ray divides the angle into two angles that have a sum of 90°

• The ray divides the angle into two angles that are congruent

Tags

CCSS.HSG.CO.D.12

What is a segment addition postulate?

• A rule that states if point B is between points A and C, then AB + BC = AC

• A rule that states if point B is between points A and C, then AB + AC = BC

• A rule that states if point B is between points A and C, then AB = BC + AC

• A rule that states if point B is between points A and C, then AB = BC - AC

Tags

CCSS.HSG.CO.A.1