Geometry Vocabulary

an exact place or location in space

• point
• ray
• line
• line segment

Tags

CCSS.4.G.A.1

a straight path that continues in opposite directions without ending

• point
• line
• line segment
• ray

Tags

CCSS.4.G.A.1

polygon with six sides

• pentagon
• octagon
• hexagon
• quadrilateral

Tags

CCSS.2.G.A.1

triangle with all angles less than 90^o 

• straight triangle
• right triangle
• obtuse triangle
• acute triangle

Tags

CCSS.4.G.A.2

part of a line that has 2 endpoints

• point
• line
• line segment
• ray

Tags

CCSS.HSG.CO.A.1

part of a line with one endpoint and continues in one direction without ending

• point
• line
• line segment
• ray

Tags

CCSS.4.G.A.1

lines that never cross

• parallel lines
• perpendicular lines
• intersecting lines

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

two lines that intersect to form right angles

• parallel lines
• perpendicular lines
• intersecting lines

Tags

CCSS.HSG.CO.A.1

a triangle with one 90^o angle

• acute triangle
• right triangle
• obtuse triangle

Tags

CCSS.4.G.A.2

a polygon with eight sides

• pentagon
• hexagon
• octagon
• quadrilateral

Tags

CCSS.2.G.A.1