Area Scale Factor

To calculate the amount of carpeting needed for your bedroom, which of the following should you find: 

• Area

• Perimeter

• Surface Area

• Volume

Suppose I dilate a figure using a scale factor of 3. What is the area scale factor?

• 1.5

• 6

• 9

Tags

CCSS.7.G.A.1

• 9

• 0.3

• 1/9

• 3

Tags

CCSS.7.G.A.1

How do you calculate the area scale factor?

• Square the scale factor.

• Square root the scale factor.

• Double the scale factor

• It's the same as the regular scale factor.

Tags

CCSS.7.G.A.1

• 1.5

• 9/4

• 2/3

• 3.5

Tags

CCSS.7.G.A.1

• 9/8

• 3/64

• 64.3

• 9/64

Tags

CCSS.7.G.A.1

• 16/5

• 8/10

• 0.8

• 16/25

Tags

CCSS.7.G.A.1

If the area of the small triangle is 10cm^2, what's the area of the larger one?

• 100 cm^2

• 30 cm^2

• 120 cm^2

• 90 cm^2

Suppose I dilate a figure using a scale factor of 5. What is the area scale factor?

• 25

• 2.5

• 10

Tags

CCSS.8.G.A.3

Suppose I dilate a figure using a scale factor of 10. What is the area scale factor?

• 5

• 20

• 100

Tags

CCSS.7.G.A.1