Scale Factor to Find Length

What is the scale factor from triangle ABC to triangle DEF?

• 1/2

• 7/3

• 2/1

• 10/3

Tags

CCSS.7.G.A.1

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75

• 9.75

• 10

• 12

Tags

CCSS.HSG.SRT.A.2

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

• 12 feet

• 16 feet 

• 10 feet

• 4 feet

Tags

CCSS.7.G.A.1

What is the scale factor from triangle ABC to triangle DEF?

• 1/2

• 7/3

• 2/1

• 10/3

Tags

CCSS.7.G.A.1

• 32 inches

• 64 inches

• 112 inches

• 224 inches

Tags

CCSS.7.G.A.1

What is the scale factor of this dilation?

Tags

CCSS.HSG.CO.A.2

what is the length of x?

• 9mm

• 4mm

• 4/9mm

• 36mm

Tags

CCSS.7.G.A.1

What is the scale factor of the dilation?

• 2

Tags

CCSS.8.G.A.3

Choose the correct scale factor:

• 2.5

• 1.5

• 3.5

• 4

Tags

CCSS.8.G.A.3

The image shows​​ (a)   and the scale factor is​​ (b)   ​

• an enlargement

• 3

• a reduction

• 5

• 4

• 2

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4