Scale Factor and Scale Drawings

What is the scale factor from ΔABC to ΔDEF?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

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

• 21

• 1.25

• 20

• 4

Tags

CCSS.7.G.A.1

Jamie made a scale drawing of his apartment building.  The building is 300 ft tall.  He wants his scale to be 1 inch : 10 ft.  How tall should his building be in his scale drawing?

• 25 inches

• 60 inches

• 1/30 inch

• 30 inches

Tags

CCSS.7.G.A.1

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

Tags

CCSS.7.G.A.1

A Lego model of the Burj Khalifa was created using a scale of 1 foot = 650 feet. If the lego model reaches a height of 4.18 feet, what is the height of the Burj Khalifa?

• 2,717 feet

• 2, 152 feet

• 2, 376 feet

Tags

CCSS.6.RP.A.3D

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

• an enlargement

• 3

• a reduction

• 5

• 4

• 2

Tags

CCSS.HSG.CO.A.2

Triangle DGF is a scale copy of Triangle EGD. Find the value of x.

• 4.8

• 6.4

• 7.5

• 8

Tags

CCSS.7.G.A.1

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 table describes two dilations with the center of dilation at the origin. Which rule describes each dilation?

Tags

CCSS.HSG.CO.A.2

The table describes two dilations with the center of dilation at the origin. Which rule describes each dilation?

Tags

CCSS.HSG.CO.A.2