Scale Drawings Choose a Proportion

_________ ________ is the number you multiply by the sides to create a similar figure.

• Scale Factor

• Corresponding Angle

• Pi

• Mid Point

Tags

CCSS.7.G.A.1

What is the scale factor from ABCD to MNOP?

• 2/3

• 3/2

• 2

• 3

Tags

CCSS.7.G.A.1

What is the scale factor from the original to the copy?

• 5

• 1/5

• 1/4

• 4

Tags

CCSS.7.G.A.1

CB has a length of 2. It's corresponding side (UF) has a length of 6. What is the scale factor to go from the smaller polygon to the larger polygon?

• 3

• 4

• 6

Tags

CCSS.7.G.A.1

• F

• G

• H

• J

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

Tags

CCSS.7.G.A.1

The coach made a scale drawing of a soccer field. The actual dimensions of the soccer field are 90 meters by 120 meters. If the longest side of his drawing is 18 cm, what is the shortest side?

• 12

• 13.5

• 15

• 24

Tags

CCSS.7.G.A.1

A building has a height of 125 meters and a length of 80 meters. On a scale drawing of the building, the height is 25 centimeters. What is the length of the building on the scale drawing in centimeters?

Mathematical Equivalence

ON

Tags

CCSS.7.RP.A.2C

Solve the proportion below:

• 42

• 6

• 2

• 28

Tags

CCSS.7.RP.A.2B

A tree is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building? (Draw a picture, set up a proportion)

• 24 feet

• 21 feet

• 27 feet

• 32 feet

Tags

CCSS.HSG.SRT.B.5