Geometry Vocabulary

Points, Lines and Planes are the _________ of Geometry.

• Theorems

• Undefined terms

• Postulates

• Definition

Tags

CCSS.HSG.CO.A.1

Collinear points are 3 points that lie on the same __________

Tags

CCSS.HSG.CO.A.1

Coplanar points are 3 points that lie on the same __________ but not on the same line.

Tags

CCSS.HSG.CO.A.1

Lines, line segments and rays are known for their number of endpoints. Lines have ____ endpoints, line segments have ____ endpoints and rays have ____ endpoints.

• lines - zero

  line segments - 2

  rays - 1

• lines - 3

  line segments - 1

  rays - 2

• lines - 2

  line segments - 3

  rays - zero

• lines - 1

  line segments - zero

  rays - 3

Tags

CCSS.HSG.CO.A.1

Coplanar lines that never intersect are called ______ lines.

• Perpendicular

• Skew

• Parallel

• Bisected

Tags

CCSS.HSG.CO.A.1

Non-coplanar lines that never intersect are called ______ lines.

• Perpendicular

• Skew

• Parallel

• Bisected

An angle is defined as two rays that share the same _____.

• plane

• side

• measurement

• vertex

Tags

CCSS.HSG.CO.A.1

Coplanar lines intersect at right angles are called ______ lines.

• Perpendicular

• Skew

• Parallel

• Bisected

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.CO.C.9

CCSS.HSG.GPE.B.5

Angles are defined by their measurement. Acute angles are angles that are ____

• less than 90^o

• equal to 90^o

• between 90^o and 180^o

• equal to 180^o

Tags

CCSS.HSG.CO.A.1

Angles are defined by their measurement. Obtuse angles are angles that are ____

• less than 90^o

• equal to 90^o

• between 90^o and 180^o

• equal to 180^o

Tags

CCSS.HSG.CO.A.1