Do Now

• Check answers to your review sheet• Circle problems you have questions about• Look at #15. Is it possible for those two

pentagons to not be similar given they have the same angles? Why or why not?

BINGO

Fill in your board with the following numbers in any order you wish.

0.4 4 6 7

7.5 9 12 14

16 18 50 64

(2x, 2y) (2x, y + 3) (x – 1, y – 2) FREE

Find the scale factor from the smaller rectangle to the larger.

5

3

20

What rule transforms the graph?

14

12

10

8

6

4

2

5 10 15

14

12

10

8

6

4

2

5 10 15

Find the perimeter of the larger figure.

Perimeter = 20

8

20

A globe that is 3 feet tall casts a shadow that is 7 feet long. Find the length of the shadow that a 6 foot woman casts.

The two figures are similar. Find the missing value.

x15

20

8

What rule transforms the graph?

14

12

10

8

6

4

2

5 10 15

14

12

10

8

6

4

2

5 10 15

Find the area of the smaller figure.

Area = 67.5

1442

A 8 foot tall telephone booth standing next to an adult giraffe casts a 4 foot shadow. If the adult giraffe is 14 feet tall then how long is its shadow?

Find the scale factor from the larger rectangle to the smaller.

5.52.2

What rule transforms the graph?

14

12

10

8

6

4

2

5 10 15

14

12

10

8

6

4

2

5 10 15

The two figures are similar. Find the missing value.

x12

36

27

A 6 foot tall tent standing next to a bird bath casts a 18 foot shadow. If the bird bath is 4 feet tall then how long is its shadow?

Find the area of the smaller figure.

7.23.6

10

Find the area of the larger figure.

Area = 16

8

16

Δ ABC and Δ PQR are similar.What is the length of ?

12 cm3 cm

5 cm

4 cmR

Q

P

B

CA

Answers#9) 0.4 #1) 4 #5) 6 #8) 7

#7) 7.5 #15) 9 #12) 12 #4) 14

#11) 16 #13) 18 #3) 50 #14) 64

#2) (2x, 2y)

#6) (2x, y + 3)

#10) (x – 1, y – 2)