Similar Triangle Scale Factor

An equation stating that two ratios are equal.

• Proportion

• Congruent

• Unit RAte

• Scale FActor

If I dilate triangle ABC by a scale factor of 3, then the 2 triangles will be

• congruent

• similiar

• There is no relationship between the triangles

Similar figures have sides that are?

• congruent

• proportional

• have no relationship

• (-8, -4)

• (-16, -4)

• (-4, -1)

• (4, 1)

The pair of figures is similar. Find the missing side.

• x = 12

• x = 3

• x = 40

• x = 4

The pair of figures is similar. Find the missing side.

• x = 12

• x = 3

• x = 40

• x = 4

Find missing side

• 5

• 7

• 9

• 11

Triangle ABC is similar to triangle XYZ.  What is the length of line segment BC?

• 5 cm

• 7.5 cm

• 8 cm

• 9 cm

Find side length X.

• 30

• 25

• 15

• 40