Dimensional Similarity

Has no dimension and is represented by a dot 

• Point

• Plane

• Line

• Line segment

_____ have the same shape and their corresponding linear measures are proportional.

• Composite figures

• Similar Solids

• Composite Solids

• Polyhedrons

Calculate the value of the scale factor between the 2 triangles

• 2.5

• 3

• 3.5

• 4

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

• x = 12

• x = 3

• x = 40

• x = 4

What is the scale factor from MNOP to ABCD?

• 2/3

• 3/2

• 2

• 3

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

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

• equal

• congruent

• proportional

• none of these

If two figures are similar their angles are______.

• proportional

• congruent

• supplementary

• complementary

What is the value of X?

• X=4

• X=6

• X=3

• X=2