Scale Copies, factors, and Drawings

Matching sides are called

• Corresponding Sides
• Corresponding Angles
• The Same
• Congruent Sides

What is the scale factor if the triangle on the left is the original?

• 2
• 3/2
• 2/3
• 1/2

If a Scale Factor if greater than 1, then your figure gets...

• Smaller
• Bigger
• Does not change

What is the scale factor from ΔDEF to ΔABC?

• 1/2
• 7/3
• 2
• 10/3

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

• A

• B

• C

• D

• E

Which side length on the scaled copy corresponds to the side length HJ on the original image?

• AB

• BC

• AC

Identify the side length in Figure 1 that corresponds to the side length MQ in figure 2.

• BC

• AE

• CD

• DE

When part of an original figure matches up with part of a copy, we call them ___________ _____. These could be points, segments, angles, or distances.

• scale copy

• corresponding parts

• scale factor

• reciprocal

To create a scaled copy, we multiply all the lengths in the original figure by the same number. What is the number called?

• scale factor

• scale

• scale drawing

• scale copy

 

What is a copy of a figure where every length in the original figure is multiplied by the same number.

• scale units

• scaled factor

• scaled drawing

• scaled copy