Scale Drawings Enlargement and Reduction

What is the scale factor from MNOP to ABCD?

• 2/3

• 1/2

• 3/2

• 2

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

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

• 21

• 1.25

• 20

• 4

A scale drawing that measures 8 units wide and an original that measures 4 units wide has a scale factor of...

• 2:1

• 8:1

• bigger

• 1:2

Compared to A, which shape has been enlarged by a scale factor of 3?

• B

• C

• F

• E

Identify if the scale drawing is a REDUCTION or an ENLARGEMENT

• REDUCTION

• ENLARGEMENT

Identify if the scale drawing is a REDUCTION or an ENLARGEMENT

• REDUCTION

• ENLARGEMENT

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.

• It's an enlargement; the scale factor is 2.

• It's an enlargement; the scale factor is 1/2.

• It's a reduction; the scale factor is 1/2.

Enlargement or reduction?  Find the scale factor!

• It's an enlargement; the scale factor is 1/2.

• It's an enlargement; the scale factor is 2.

• It's a reduction; the scale factor is 1/2.

• It's a reduction; the scale factor is 2.

Did the image enlarge, reduce or none of the above?

• Enlarge

• Reduce

• None of the above