Triangle similarity

Two triangles are similar if corresponding angles are ________________

• proportional

• congruent

• similar

• corresponding

The ratio of two corresponding sides (if two sides are similar) is the ______________

• solution

• ratio

• scale factor

• congruent side

Which is not a way to prove triangles similar?

• AA (angle angle)

• SS (side side)

• SSS (side side side)

• SAS (side angle side)

If 2 angles of 1 triangle are congruent to 2 angles of another triangle, then the triangles are ________

• congruent

• right angles

• similar

• corresponding

What is the scale factor for these similar triangles?

• 1/3

• 2/4

• 1/2

• 1/4

What is the scale factor for these similar triangles?

• 1/3

• 2/3

• 3/4

• 5/7

Are these triangles similar?

• YES, by AA

• YES, by SSS

• NO

• YES, by SAS

Are these triangles similar?

• YES

• NO

If corresponding angles are not congruent, the triangles are still similar

• True

• False

What kind of similarity do the triangles show?

• ASA

• SSS

• SAS

• AAA