Scale Drawing and Scale Factors

The distance between two cities on a map is 4.125 inches.  Find the actual distance if the scale on the map is 2 inches = 40 miles.

• 165 miles

• 50 miles

• 82.5 miles

• 41.25 miles

Scale Factor of 5 is _________________ .

• Reduction

• Enlargement

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

On a map, Memphis, Tennessee, and Jackson, Mississippi, are 5 inches apart. The distance between the cities is actually 210 miles.

What scale was used to create the map?

• 42 inches = 1 mile

• 1 inch = 42 miles

• 40 inches = 1 mile

• 
  1 inch = 40 miles

From Denver to Chicago = 3 in. If the scale is 1 in = 300 miles, find the actual distance.

• 300 miles

• 1000 miles

• 900 miles

• 600 miles

Find missing side

• 5

• 7

• 9

• 11

The pair of figures is similar. Find the missing side.

• x = 12

• x = 3

• x = 40

• x = 4

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

• 1/3

• 48

• 4

• 3

If the scale factor is equal to 1, the copy is ________ the original.

• the same as

• smaller than

• bigger than

• 0.25
• 0.5
• 2
• 1/2