Dilations and Similarity

Front

What is the height of the Tree? Options: 20, 15, 30, 10

Back

20

Front

If two figures are similar their angles are: proportional, congruent, supplementary, complementary

Back

congruent

Front

If two figures are similar, the corresponding sides are ______________.

Back

proportional

Front

What happens to a figure when it is dilated by a scale factor of a positive integer?

Back

It becomes larger.

Front

What happens to a figure when it is dilated by a scale factor of a fraction less than 1?

Back

It becomes smaller.

Front

Scale factor of Jimmy's land (150 ft by 100 ft) compared to his sister's land (75 ft by 50 ft)?

Back

1/2 the size

Front

Dimensions of Emily's mural if it takes up one-fifth of Susie's mural (10 ft by 12 ft). Options: 50 feet by 60 feet, 5 feet by 6 feet, 2 feet by 2.4 feet, 20 feet by 24 feet

Back

2 feet by 2.4 feet

Front

What is the algebraic rule for the dilated image? Options: ( x , y ) --> ( 3x, 3y ), ( 3x, 3y ) --> ( x , y ), (x , y) --> (0.3x , 0.3y), ( x , y ) --> ( 2x, 2y )

Back

( x , y ) --> ( 3x, 3y )

Front

Choose the correct scale factor: Options: 2, 3, 1/3, 1/2

Back

2

Front

Which of the following rules represents a dilation? Options: (x, y) → (x, 3y), (x, y) → (3x, 3y), (x, y) → (x - 4, y - 3), (x, y) → (.5x, .4y)

Back

(x, y) → (3x, 3y)