Intro to Basic Geometry Terms

Part of a line that consists of two points, called endpoints.

• Line
• Ray
• Angle
• Line segment

Tags

CCSS.HSG.CO.A.1

A point that divides, or bisects, a segment into two congruent segments

• Midpont
• Vertex
• Bisector
• Intersection

Tags

CCSS.HSG.GPE.B.6

An angle with measure between 90° and 180

• Acute angle
• Obtuse angle
• Right angle
• Straight angle

Tags

CCSS.4.G.A.1

Two dimensional and extends without end, even though the drawing appears to have edges

• Line
• Line segment
• Plane
• Ray

Tags

CCSS.4.G.A.1

Has no dimension and is represented by a dot 

• Point
• Plane
• Line
• Line segment

Tags

CCSS.4.G.A.1

Part of a line that consists of a point called an endpoint and all points on the line that extend in one direction

• Plane
• Line segment
• Ray
• Angle

Tags

CCSS.4.G.A.1

An angle with measure equal to 90°

• Acute angle
• Complementary angle
• Straight angle
• Right angle

Tags

CCSS.4.G.A.1

An angle with measure equal to 180°

• Straight angle
• Supplementary angle
• Linear pair
• Obtuse angle

Tags

CCSS.4.G.A.1

An angle with measure between 0° and 90°

• Acute angle
• Complementary angle
• Right angle
• Adjacent angle

Tags

CCSS.4.G.A.1

The point where two rays, segments, etc. come together

• Midpoint
• Ray
• Vertex
• Intersection

Tags

CCSS.HSG.CO.A.1