Scale Factor to Find Length

Use the diagram to the right to determine the distance across  Catfish Lake. Assume the triangles are similar. 

• 6.75 km

• 4.1 km

• 2 km

• 3 km

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CCSS.HSG.SRT.B.5

Q1. What is the value of 0.5?

• 0.25

• 0.5

• 2

• 1/2

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CCSS.7.G.A.1

What is the scale factor from ABC to DEF?

• 2

• 3/2

• 2/3

• 1/2

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CCSS.7.G.A.1

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

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CCSS.7.G.A.1

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

• 21

• 1.25

• 20

• 4

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CCSS.7.G.A.1

What is the scale factor from ABCD to MNOP?

• 2/3

• 3/2

• 2

• 3

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CCSS.7.G.A.1

A scale drawing that measures 8 units wide and an original that measures 4 units wide has a scale factor of...

• 2:1

• 8:1

• bigger

• 1:2

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CCSS.7.G.A.1

Find missing side

• 5

• 7

• 9

• 11

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CCSS.HSG.SRT.A.2

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

• x = 12

• x = 3

• x = 40

• x = 4

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CCSS.HSG.SRT.A.2

If the scale factor is 4, what is the measurement of x?

• 20 m

• 24 m

• 16 m

• 4 m

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CCSS.7.G.A.1