Scale Factor Review

If the scale factor is less than one, the new figure will be

• an enlargement
• a reduction
• a scale factor
• bigger

Tags

CCSS.8.G.A.3

If the scale factor is greater than one, the new figure will be

• a reduction
• an enlargement
• a scale
• not proportional

Tags

CCSS.8.G.A.3

What is a scale drawing?

• A drawing that shows a real object enlarged or reduced
• A drawing of the weight of an object
• A life size drawing of an object
• A drawing that shows all the sides of a building

Tags

CCSS.7.G.A.1

If you want to find the scale factor from one figure to another, which formula should you use?

• New/Original

• Original/New

• Part/Whole

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.HSG.SRT.A.2

CCSS.8.G.A.4

What is the scale factor from the large triangle to the small triangle?

• 1/2
• 2/3
• 3/4
• 2

Tags

CCSS.7.G.A.1

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

• scale factor = 4
• scale factor = 10
• scale factor = 3
• scale factor = 2

Tags

CCSS.7.G.A.1

Are the two figures similar?

• Yes

• No

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Find the triangle similar to △ABC

• 
• 
• 
• 

Tags

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