Scale Factor

The actual length and width of John’s bedroom is 10 feet by 12 feet. A drawing of his bedroom has a scale of 0.25 inch = 1 foot. What are the dimensions of John’s room in the drawing?

• 2 inches by 3 inches

• 2 inches by 3.5 inches

• 2.5 inches by 3 inches

• 2.5 inches by 3.5 inches

Tags

CCSS.7.G.A.1

What is the scale factor from the larger quadrilateral to the smaller?

Mathematical Equivalence

ON

Tags

CCSS.7.G.A.1

Find the missing side length.

If the scale factor is

4:5

• 32

• 35

• 20

• 16

Tags

CCSS.7.G.A.1

What is the measurement of x? If the scale factor is 1:4

• 21

• 1.25

• 20

• 4

Tags

CCSS.7.G.A.1

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.7.G.A.1

What is the scale factor from ΔDEF to ΔABC?

• 2

• 3/2

• 2/3

• 1/2

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Determine the scale factor for the similar figures from

figure S to T.

• x 2.8

• x 0.357

Tags

CCSS.7.G.A.1

Determine the scale factor of the following similar figures

from figure M to N.

• x 3

• x 1/3 or x 0.3

Tags

CCSS.7.G.A.1

Determine the scale factor for the similar figures from figure A to B.

• -6

• x 3

• x 1/3 or x 0.3

• -10

Tags

CCSS.7.G.A.1

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6