A Similar Triangles

These triangles are...

• Similar by AA∼

• Similar by SAS∼

• Congruent by SAS≅

• Not Similar

What is the relationship between these two triangles?

• Similar by AA∼

• Similar by SAS∼

• Congruent by AA≅

• Not Similar

Are the triangles similar?

• Yes, by AA∼

• Yes, by SAS∼

• Yes, by SSS∼

• Not Similar

What is the relationship between the triangles?

• Similar by AA∼

• Similar by SAS∼

• Similar by SSS∼

• Not Similar or Congruent

Identify ALL possibilities when comparing these triangles.

• Congruent AND Similar

• Congruent only

• Similar only

• Neither

If two angles of one triangle are congruent to two angles of another triangle, then the two triangles are similar.

• AA

• SAA

• ASA

• AAA

The triangles are similar by...

• SAS

• AA

• ASA

• SSS

If three sides of one triangle are proportional to three sides of another triangle, then the two triangles are similar.

• AAA

• SAS

• Not similar

• SSS

If the triangles are similar, state how.

• SSS

• SAS

• AA

• Not similar.

If two figures are similar, the corresponding sides are ______________.

• equal

• congruent

• proportional

• none of these