Congruency & Lines of Symmetry

Front

How many lines of symmetry are there on a rectangle?

Back

2

Front

How many lines of symmetry are there on a parallelogram?

Back

0

Front

Are the two figures congruent if they are the same shape but different sizes?

Back

No, same shape but different sizes.

Front

What is congruency?

Back

Same size and shape.

Front

Which sides are congruent: NL = CB, NL = CA, CA = LA, or LM = CA?

Back

NL = CA.

Front

What is a line of symmetry?

Back

A line that divides a shape into two identical parts.

Front

How many lines of symmetry does a square have?

Back

4

Front

Can a triangle have more than one line of symmetry?

Back

Yes, an equilateral triangle has 3 lines of symmetry.

Front

What does it mean for two shapes to be congruent?

Back

They have the same size and shape.

Front

If a shape has no lines of symmetry, what can we say about it?

Back

It is asymmetrical.