Scale Factor

On a map, 2 cm represents 50 miles. The actual distance between two towns is 75 miles. What is the distance between the two towns on the map?

• 1.5 cm
• 3 cm
• 5 cm
• 25 cm

John has a toy which is a scale model of a transformer from the movie. If the toy is made using the scale of 1 in = 6 feet and the toy is 9 inches tall, how tall is the transformer in the movie?

• 6 ft
• 9 ft
• 1.5 ft
• 54 ft

Using the picture below. How tall is the tree?

• 15 ft
• 40 ft
• 120 ft
• 38.4 ft

Use the picture below to find the height of the statue.

• 18 ft
• 19.5 ft
• 27 ft
• 32 ft

What is the scale factor between the two rectangles? (big to small)

• 4
• 0.4
• 1/4
• 1

A triangle is enlarged in size. Use the picture below to find the value of side x.

• 2
• 4
• 8
• 16

What is the scale factor between the two similar triangles. (small to big)

• 1/3
• 3
• 10
• 1.33333

How did the scale factor affect the AREA of the new triangle?

• The area of the new rectangle is 4 times the area of the old rectangle.
• The area of the new rectangle is 2 times the area of the old rectangle.
• The area of the new rectangle is 1/2 times the area of the old rectangle.
• The area of the new rectangle is 16 times the area of the old rectangle.