Reflection and Rotational Symmetry

Front

What is a rigid transformation?

Back

A transformation that does not change the size or shape of a pre-image; the pre-image and image are congruent.

Tags

CCSS.HSG.CO.B.6

Front

What are the angles of rotation for an octagon?

Back

Multiples of 45 degrees.

Tags

CCSS.HSG.CO.A.4

Front

What are the angles of rotation for a trapezoid?

Back

360 degrees.

Tags

CCSS.HSG.CO.A.4

Front

What are the angles of rotation for a rectangle?

Back

Multiples of 180 degrees.

Tags

CCSS.HSG.CO.A.4

Front

Which letter has rotational symmetry but no line symmetry?

Back

Z.

Tags

CCSS.HSG.CO.A.4

Front

Define reflection in geometry.

Back

A transformation that flips a figure over a line, creating a mirror image.

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

Front

What is rotational symmetry?

Back

A figure has rotational symmetry if it can be rotated around a center point and still look the same at certain angles.

Tags

CCSS.HSG.CO.A.4

Front

How many lines of symmetry does a square have?

Back

A square has 4 lines of symmetry.

Tags

CCSS.4.G.A.3

Front

What is the angle of rotation for a square?

Back

90 degrees.

Tags

CCSS.HSG.CO.A.4

Front

Define line symmetry.

Back

A figure has line symmetry if it can be divided into two identical halves that are mirror images of each other.

Tags

CCSS.4.G.A.3