Geometry Triangle Proportionality Theorem

Find the scale factor from the smaller triangle to the bigger.

• 2/3

• 1/2

• 1.5

• 3

Find length of segment AB.

• x = 810

• x = 21.6

• x = 33.75

• x = 67.5

Why are the triangles similar?

• AA~

• SAS~

• SSS~

• AAS~

What can we conclude about MN and KL?

• They are parallel by Triangle Proportionality Theorem

• They are parallel by the Converse of the Triangle Proportionality Theorem

• They are congruent by SSS

• They will intersect 10 units down from N

Find the value of x.

• 10

• 35

• 8

• None of these

What is the measure of x?

• 12

• 15

• 6

• 9

• Alternate Interior Angles Theorem

• Linear Pair Postulate

• Same-Side Interior Angles Postulate

• Corresponding Angles Theorem

Find the missing length indicated.

• 30

• 25

• 45

• 50

Solve for x.

• 18

• 12

• 6.75

• 85.3

Find the missing length indicated.

• 6

• 10

• 5

• 12