Proportional Figures

The pair of figures is similar. Find the missing side.

• x = 9

• x = 28

• x = 7

• x = 63

Find the scale factor of the enlargement from A to B

• 2

• 0.5

• 3

• 4

Find the scale factor of the enlargement from B to A

• 2

• 0.5

• 3

• 4

Find the scale factor of the enlargement from F to B

• 0.5

• 3

• 2

• 4

Is the given table a proportional relationship? If so, write an equation that relates y to x.

• Yes;  y=1/3x

• Yes;  y=3x

• Yes;  y=5x 

• No

Your answer must be in SIMPLEST FORM.

• 1/3 c. orange juice to 1 serving of fruit smoothie

• 6/5 c. orange juice to 1 serving of fruit smoothie

• 6/15 c. of fruit smoothie/1 c. orange juice

• 2/5 c. orange juice to 1 serving of fruit smoothie

Determine whether the figures are similar.

• yes, they are proportional

• no, they are not proportional

Evaluate responses using AI:

OFF

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

What is k in this proportional relationship?

• 60 

• 120

• 1

• 180