Geometric Vocabulary

A 3 sided shape with one 90 degree angle.

• left angle
• triangle
• right triangle
• rectangle

Tags

CCSS.4.G.A.2

When a shape can be halved or turned to fit exactly onto itself.  A shape can be cut on a line to create 2 matching pieces.

• symmetry
• equal sides
• numerals
• perpendicular

Tags

CCSS.4.G.A.3

A point where 2 lines, line segments, or rays come together.

• doorway
• vertex
• angle
• parallel

Tags

CCSS.4.G.A.1

A quadrilateral that has at least 1 pair of parallel sides.

• Rhombus
• rectangle
• square
• trapezoid

Lines that cross and form right angles.

• perpendicular
• parallel
• angles
• geometry

Tags

CCSS.HSG.CO.A.1

Lines that cross at a certain point.

• train tracks
• cross
• intersecting
• diamond

Tags

CCSS.HSG.CO.A.1

A plane figure with 4 sides and 4 angles.

• hexagon
• quadrilateral
• cube
• angle

Tags

CCSS.2.G.A.1

A six sided plane figure.

• octagon
• square
• polygon
• hexagon

Tags

CCSS.2.G.A.1

An angle that measures less than a right angle.

• parallel
• acute
• obtuse
• mini

Tags

CCSS.4.G.A.1

A plane figure with 4 equal sides that does not have any right angles.

• rhombus
• square
• trapezoid
• parallelogram

Tags

CCSS.5.G.B.4