Scale Factor

Scale Factor

TAKE NOTES AND USE YOUR RESOURCES

Multiple Choice

Enter your answer from the last slide

• A

• B

• C

• D

Multiple Choice

Enter your answer from the last slide

• A

• B

• C

• D

Multiple Choice

Enter your answer from the last slide

• A

• B

• C

• D

Multiple Choice

Enter your answer from the last slide

• A

• B

• C

• D

Multiple Choice

Which side length corresponds with EF?

• ML

• LM

• OL

• EH

Multiple Choice

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

Multiple Choice

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

• Smaller

• Bigger

• Does not change

Multiple Choice

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

• 1/2

• 2/3

• 3/4

• 2

Multiple Choice

What is the scale factor from shape A to shape B?

• 1
• 2
• 3
• 4

Multiple Choice

Are the following similar? Why or why not?

• Yes, because the corresponding angles are congruent.

• No, the numbers are even

• No, the sides are 2 times larger, but the width is the same.

Multiple Choice

What is the scale factor from the small shape to the big shape?

• 1/2

• 7/3

• 2

• 10/3

Multiple Choice

Scale Factor of 5 is _________________ .

• Reduction
• Enlargement

Multiple Choice

Scale Factor of ½ is __________________ .

• Reduction
• Enlargement

Multiple Choice

If the scale factor is greater than one, the new figure will be

• a reduction

• an enlargement

• a scale

• not proportional

Multiple Choice

If the scale factor is less than one, the new figure will be

• an enlargement

• a reduction

• a scale factor

• bigger

Multiple Choice

The distance between two cities on a map is 4.125 inches. Find the actual distance if the scale on the map is 1 inches = 20 miles.

• 165 miles

• 50 miles

• 82.5 miles

• 41.25 miles

Multiple Choice

Find the perimeter of the large triangle.

• 24

• 36

• 12

• 54

Multiple Choice

Matching sides are called

• Corresponding Sides

• Corresponding Angles

• The Same

• Congruent Sides

Multiple Choice

what is the length of x?

• 5

• 4

• 20

• 8

Multiple Choice

A photo has dimensions 12 x 6. Bob wants to get an enlargement that has scale factor 3. What are the dimensions of the new photo?

• 36 x 18

• 15 x 9

• 18 x 9

• 4 x 2

Multiple Choice

what is the length of x?

• 9mm

• 4mm

• 4/9mm

• 36mm

Multiple Choice

What is the scale factor?

• 1

• 2

• 1/2

• -2

Multiple Choice

what is the scale factor?

• 1

• 3

• 1/3

• 8

Multiple Choice

If George Washington's face is 60 ft tall on Mt. Rushmore and a model of his face is mountain is 60 inches tall. What is the scale factor?

• 1: 1

• 1:12

Multiple Choice

Whittemore Park Middle School is 30 feet tall. A 5 inch tall scale model of the school was made by the art club. What is the scale of the model?

• one inch = 6 feet

• one inch = 6 inches

• one inch = 72 inches