Scaling Area

Scaling Area

Open your notebook, take notes and answer all questions.

Multiple Choice

What is the area of a rectangle, if W = 4, L = 8

• 12

• 32

• 16

• ?

Multiple Choice

what are the side lengths of a 4 by 4 square, if scaled up by a scale factor of 2

• 8 by 8

• 16 by 16

• 32 by 32

• 2 by 2

Multiple Select

If the scale factor is 3 then each time it is scaled, the side lengths increase by 3 times the side lengths. How does the area change each time it is scaled? (pick 2)

• 3², 9

• 6

• the scale factor squared

• the scale factor doubled

Multiple Choice

What would be the scaled up area of a square,

if A = 6, K (scale factor) = 2

(hint: use [given area x (k)² = scaled area])

• 12

• 24

• 8

Multiple Choice

What would be the scaled down area of a square,

if A = 6, K (scale factor) = 1/2

(hint: use [given area x (k)² = scaled area])

• 3

• 1 1/2

• 12

• 24