7-8a review

What is the scale factor?

• 4
• .25
• 5
• 6

Tags

CCSS.7.G.A.1

If the scale factor is 4, what is the measurement of slide length x?

• 21

• 1.25

• 20

Tags

CCSS.7.G.A.1

Rodney has a class project that needs to have a height of 10, and a length of 4. If he makes a scale model of a space ship. What would the height be if the length of the ship was 16?

• 60
• 40
• 12
• ¹²⁰

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

On a map, the distance between two towns in 2.6 cm. The scale of the map is 1 cm:50 km. What is the actual distance between the two towns?

• 100 km
• 130 km
• 70 km
• 150 km

Tags

CCSS.7.G.A.1

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

Which is an example of a reduction?

• k = 1/2
• k = 1
• 3:2
• 250%

Tags

CCSS.7.RP.A.3

Which is an example of an enlargement?

• k = 1/2
• k = 1
• 2:3
• 2.5

Tags

CCSS.8.G.A.3

• a⁷
• a¹⁰
• a³
• a^-3

Tags

CCSS.8.EE.A.1

Which expression is equivalent to the given?

• 
• 
• 
• 

Tags

CCSS.HSA.APR.D.6