Stretching Unit Test Review

What are the actual dimensions of this rectangle if 1cm =5ft

• 25 ft by 20 ft

• 1 ft by 0.8 ft

• 5 ft by 4 ft

• 10 ft by 8 ft

What is the area of this rectangle?

• 17.05cm²

• 17.2cm²

• 8.6cm²

• 12.5cm²

If every block represents 12 feet, what is the perimeter of this rectangle?

• 28ft

• 48ft

• 6,912ft

• 336ft

What is the scale factor from ΔDEF to ΔABC?

• 1/2
• 7/3
• 2
• 10/3

What is the scale factor from ABCD to MNOP?

• 2/3
• 3/2
• 2
• 3

What is the scale factor from MNOP to ABCD?

• 2/3
• 1/2
• 3/2
• 2

The distance between two cities on a map is 4.125 inches.  Find the actual distance if the scale on the map is 2 inches = 40 miles.

• 165 miles
• 50 miles
• 82.5 miles
• 41.25 miles

Robbie made a scale drawing of a neighborhood park. A soccer field in the park is 14 inches long in the drawing. The actual field is 98 yards long. What is the scale of the drawing?1 inch = _ yards

• 1372
• 5
• 14
• 7

Are the rectangular cakes are scale drawings of each other.
Cake 1: (5, 3), (5, 5), (11,3), (11, 5)
Cake 2: (1, 6), (1, 12), (13, 12), (13, 6)
How do you know?

• yes sides are in proportion
• no there is no factor that could be multiplied and get corresponding answers
• no because their areas are different
• yes because they look llike it

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

• 12 feet
• 16 feet 
• 10 feet
• 4 feet