Scale Factor Pictures

Four pictures are enlarged. For which two pictures are the scale factors the same?

• Picture A and Picture C

• Picture A and Picture D

• Picture B and Picture C

• Picture C and Picture D

• Picture A and Picture B

Tags

CCSS.7.G.A.1

If the image was scaled proportionally, which value would go underneath 1 in the table (...)?

• 2.5

• 0.4

• 6.5

• 1

• 2

Tags

CCSS.7.RP.A.2A

Rectangle ABCD is similar to rectangle EFGH. What is the scale factor from rectangle ABCD to rectangle EFGH?

• 1.5 (150%)

• 2.5 (250%)

• 5.0 (500%)

• 19.0 (1,900%)

Tags

CCSS.7.G.A.1

Identify the scale factor from triangle ABC to triangle A'B'C'. Then, find the value of x.

• Scale Factor: 50% x= 4.5

• Scale Factor: 1/2%, x = 4.5

• Scale Factor: 200%, x = 4.5

• Scale Factor: 50%, x = 18

• Scale Factor: 20%, x = 5

Tags

CCSS.7.G.A.1

The cylinders shown are similar. Find the missing height of the larger cylinder.

• 192 cm

• 8 cm

• 48 cm

• 36 cm

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

• 21

• 1.25

• 20

• 4

Tags

CCSS.7.G.A.1

In the figure above, a dilation from A to A' has occurred. What is the scale factor?

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.3

The scale for a flagpole is 3 in = 8 ft.  If the drawing of the flagpole is 7.5 inches in height, how tall is the ACTUAL flagpole?

• 180 feet

• 3.1 feet

• 20 feet

• 9 feet

Tags

CCSS.7.G.A.1

The two pyramids shown are similar. If the smaller pyramid has a height of 21 meters, then what is the height of the larger pyramid?

• 11 meters

• 81.49 meters

• 33 meters

• 7 meters

In the figure above, a dilation from A to A' has occurred. What is the scale factor?

scale factor = _______

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.3