Congruence and Similarity

Front

What does it mean for two figures to be congruent?

Back

Two figures are congruent if they are the same size and same shape.

Tags

CCSS.8.G.A.2

Front

What type of transformation is a reflection?

Back

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the term for turning opposite of the way the hands of a clock turn?

Back

Counterclockwise.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the term for turning in the same direction as the hands of a clock?

Back

Clockwise.

Front

What is a rotation in geometry?

Back

A rotation is a transformation that turns a figure around a fixed point.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the difference between congruence and similarity?

Back

Congruence means figures are the same size and shape, while similarity means figures have the same shape but different sizes.

Tags

CCSS.8.G.A.2

Front

What is a transformation in geometry?

Back

A transformation is an operation that moves or changes a figure in some way to produce a new figure.

Tags

CCSS.HSG.CO.A.2

Front

What is a translation in geometry?

Back

A translation is a transformation that slides a figure from one position to another without turning it.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

How can you determine if two triangles are similar?

Back

Two triangles are similar if their corresponding angles are equal and their corresponding sides are in proportion.

Tags

CCSS.HSG.SRT.A.2

Front

What is the line of reflection?

Back

The line of reflection is the line over which a figure is reflected to create a mirror image.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5