Proportion Scale Drawings

• 1.2 km

• 4.3 km

• 5.8 km

• 8.4 km

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

Tags

CCSS.7.G.A.1

The pair of figures is similar. Find the missing side.

• x = 9

• x = 28

• x = 7

• x = 63

Tags

CCSS.HSG.SRT.A.2

• 1.5

• 6

• 8

• 10.7

Tags

CCSS.HSG.SRT.A.2

What is the new area if the rectangle is enlarged with a scale factor of 3?

• 912 cm²

• 724 cm²

• 864 cm²

• 1220 cm²

Tags

CCSS.7.G.A.1

What is the new perimeter if the rectangle is enlarged with a scale factor of 3?

• 40 cm

• 60 cm

• 80 cm

• 120 cm

Tags

CCSS.7.G.A.1

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

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

Find y.

• 144

• 18

• 72

• 12

Tags

CCSS.HSG.CO.C.9

Solve the proportion.
____ = ____

• p=31.3

• p=308

• p=924

• p=532

Tags

CCSS.7.RP.A.2C