Marching Band Geometry Vocab

Front

Movement of a geometric figure in a straight line without changing shape, direction, or size.

Back

translation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

Geometric figure spins about a point, changing direction only.

Back

Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

Flipping a geometric figure over a line without changing its shape or size, only direction.

Back

Reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

____ is when a geometric figure is expanded or shrunk without changing shape or direction. Only the size changes.

Back

Dilation

Tags

CCSS.8.G.A.3

Front

Two lines equidistant and never intersecting.

Back

Parallel lines

Tags

CCSS.HSG.CO.A.1

Front

Two lines intersecting at 90°

Back

Perpendicular lines

Tags

CCSS.HSG.CO.A.1

Front

Segment of a circle

Back

Arc

Tags

CCSS.HSG.C.A.2

Front

A line with a starting point that extends infinitely in one direction.

Back

Ray

Tags

CCSS.4.G.A.1

Front

Closed 2D shape with four sides.

Back

quadrilateral

Tags

CCSS.2.G.A.1

Front

Closed 2D figure with all points equidistant from the center.

Back

circle