Stretching and Shrinking Common Assessment

Find the missing measurement for x

• 1.5

• 20

• 4.6

• 12

Find the value of the missing value "t"

• 12

• 3

• 15

• 9

The two triangles are similar. Angle D=

• 26

• 180

• 108

• 12

Give the length and width of a larger similar rectangle using scale factor of 4.

• 20 x 16

• 5 x 4

• 7 x 6

• 10 x 8

The scale drawing is of a backyard tennis court. The scale is 1 cm equals= 3 m. What is the actual area of the tennis​ court?

• 198 m²

• 445.5 m²

• 46.4 m²

• 150 m²

What angle in triangle DEF, corresponds with angle C in triangle ABC?

• D

• F

• C

• E

What side in triangle DEF, corresponds with CB in triangle ABC?

• BC

• FE

• DE

• FD

Gwen scans a photo that is 4 inches wide by 6 inches long into her computer. If she scales the length down to 3 inches,  how wide should the similar photo be?

• 3 in
• 2 in.
• 4 in
• 1 in

Tags

CCSS.7.G.A.1

How many square feet of flooring is needed to cover the entire living roomliving room ​floor?

• 8 ft²
• 72 ft²
• 16 ft²
• 36 ft²

Tags

CCSS.7.G.A.1

The pair of figures to the right are similar. What is the ratio of the perimeters?

• 2/7
• 7/2
• 2/3
• 4/9