Scale Drawings Enlargement and Reduction

Scale is 1cm = 8km. Hatboro and Smithville are 24cm apart on the map, what is the actual distance between the 2 cities?

• 87 km

• 216 km 

• 33 km

• 192 km

Is Figure B a scaled copy of Figure A?

• Yes

• No

Quadrilateral EFGH is a scaled copy of quadrilateral ABCD. Select ALL of the true statements.

• Segment EF is twice as long as segment AB.

• Segment CD is twice as long as segment FG.

• The measure of angle HEF is twice the measure of angle DAB.

• The length of segment EH is 16 units.

• Point D corresponds to point H

What is the scale factor?

• 1

• 2

• 3

• 4

Which of the following are scaled copies of the original portrait? Select ALL the apply.

• A

• B

• C

• D

• E

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

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?

• A'(9,9) B'(18,18) C'(27,9)

• A'(6,6) B'(9,9) C'(12,6)

• A'(0,0) B'(3,3) C'(6,0)

• A'(1,1) B'(2,2) C'(3,1)

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

• ½

• ¼

• 4

• 2