Similar Triangles

If the two triangles are similar, what is the measurement of x?

• 2 ft

• 3 ft

• 4 ft

• 6 ft

If the two triangles are similar, what is the measurement of x?

• 3

• 1.5

• 8

• 2/3=0.667

The two given triangles are similar, what is the value of the missing side?

• 5

• 7

• 9

• 11

• 20

• 30

• 25

• 23

• 15
• 13
• 11
• 17

If the scale factor is 4, what is the PERIMETER scale factor?

• 2

• 4

• 8

• 16

If the scale factor is 4, what is the AREA scale factor?

• 2

• 8

• 16

• 25

The scale factor is 2. What is the effect of this on the PERIMETER?

• The perimeter will be half as big.

• The perimeter will be twice as large.

• The perimeter will be 4 times larger.

• The perimeter will be 8 times larger.

• The perimeter will not change.

The scale factor is 2. What is the effect of this on the AREA?

• The area will be half as big.

• The area will be twice as large.

• The area will be 4 times larger.

• The area will be 8 times larger.

• The area will not change.

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