Area Perimeter Scale Factor Similarity

What is the scale factor?

• 4

• 25

• 5

• 6

Tags

CCSS.7.G.A.1

Find the perimeter of the large triangle.

• 24

• 36

• 12

• 54

What are matching sides of similar figures?

• Corresponding Sides

• Corresponding Angles

• Scale Factor

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What is the ratio of the PERIMETER of these shapes green to purple ? (In simplest form)

• 2

• 1/2

• 4

• 1/4

These figures are similar. Find the value of "a".

• 8

• 3

• 64

• 9

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

These figures are similar. Find the value of "z".

• 16

• 4

• 12

• 36

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If the scale factor of 2 similar figures is 3:8, what is the ratio of their PERIMETERS?

• 8:3

• 3:8

• 9:64

• 64:9

If the scale factor of 2 similar figures is 3:8, what is the ratio of their AREAS?

• 8:3

• 3:8

• 9:64

• 64:9

Tags

CCSS.7.G.A.1

The scale factor of 2 pentagons is 3:5. If the PERIMETER of the larger pentagon is 100, what is the PERIMETER of the smaller pentagon?

• 36

• 60

• 3

• 5

Tags

CCSS.7.G.A.1

What is the ratio of green to purple? (In simplest form)

• 2

• 1/2

• -2

• -1/2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2