Perimeter and Area Scale Factor

If the scale factor is 4, what is the measurement of slide length x?

• 21

• 1.25

• 20

What is the scale factor?

• 4

• 6

• 2.5

• 1.5

What is the scale factor?

• 1

• 2

• 3

• 4

Is Figure B a scaled copy of Figure A?

• Yes

• No

_________ ________ is the number you multiply by the sides to create a scaled copy.

• Scale Factor

• Corresponding Angle

• Pi

• Mid Point

What is the scale factor?

• 1

• 2

• 1/2

• -2

Is Figure B a scaled copy of Figure A?

• Yes

• No

If you were asked to draw a scaled copy with a scale factor of 4, the copy will be...

• Larger

• Smaller

• The Same Size

Answer explanation

Scale factor of 4 means you multiply all side lengths by 4. If the lengths are getting longer, the shape is getting larger.

This is a drawing that I made of my car. It is a scale copy of my car. The drawing is 3 cm long, and the scale factor is 1cm = 4ft. How many feet long is my real car?

• 12 feet

• 16 feet

• 10 feet

• 4 feet

A scaled copy is a copy of a figure where every length in the original figure is _______________ by the same number.

• multiplied

• added

• divivided

• subtracted