Using Scale to Find Area and Scale Factor

Practice Quiz - scaling sides and area with a scale factor

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

An architect makes a scale drawing of a pool. The scale she uses has every 6 meters equal 2 centimeter. what is the scale in this word problem?

• 6 m : 2 cm

• 3 m : 1 cm

• 6/2

• 3/1

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?

• 5 inch = 30 feet

• 5 inch = 30 inches

• 5 feet = 30 feet

Multiple Select

How do you find the scale factors if given the scale 6 : 42 (pick two)

• $$6\ \times\ ?\ =42$$

• $$6\times42=$$

• 
  

  $$42\ \div\ 6\ \equiv$$

• $$6+42\ =$$

Multiple Choice

if the scale is 5 in to 15 mi, There are two scale factors which one do you need to get to inches?

• 5

• 17.5

• 1/3

• 3

Multiple Choice

if the scale is 40 ft : 10 cm, There are two scale factors which one do you need to get to feet?

• 1/4

• 4

• 40

• 10

Multiple Choice

What is the area of a scale drawing of a 12 x 24 rectangle,

if K = 1/3

(K = scale factor)

• 32 ft²

• 288 ft²

• 96 ft²

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Multiple Select

What is the formula to scale side lengths (W & L)? (pick two)

• side length (W & L) x scale factor = scaled side length

• Given area x (scale factor)² = scaled area

• W x K² = W (scaled)

• L x K = L (scaled)

Multiple Select

What is the formula to scale area? (pick two)

• Given area x scale factor = scaled area

• Given area x (scale factor)² = scaled area

• A x K² = A

• A x K = A

Fill in the Blanks

Fill in the Blanks