Triangle Similarity

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Solve the following proportion:

• 34

• 8.5

• 15

• 10

Tell whether the triangles are similar or not.

• a

• b

Tell whether the triangles are similar or not.

• a

• b

Solve the following proportion:

• 30

• 30.03

• 14.7

Find the missing side using proportions.

• a

• b

• c

• d

Find the missing side using proportions.

• a

• b

• c

• d

Find x

• 17.5

• 10.5

• 25

• 15

If similar triangles below represents enlargement, what is the scale factor from small to big?

• 1/2

• 3

• 2

• 1/3