Similar Figures, Triangle Proportionality, and Midsegment

Solve for x.

Write down your work.

• 18

• 12

• 6.75

• 85.3

Find the missing length indicated.

Write down your work.

• 6

• 10

• 5

• 12

The Angle-Angle Similarity (AA ~) Theorem states if two angles of one triangle are _______________ to two angles of another triangle, then the triangles are ____________________.

• adjacent; equal

• complementary; scalene

• congruent; similar

• supplementary; isosceles

Solve for x.

• 3

• 6

• 8

• 9

Find the length of the missing side.

• 4

• 6

• 5

• 7

Which of the following is NOT true about similar figures?

• Similar figures always have the same shape.

• Similar figures always have the same size.

• Similar figures always have corresponding angles that are equal.

• Similar figures always have corresponding sides that are proportional.

Solve the proportion.

• p=31.3

• p=308

• p=924

• p=532

Name a segment parallel to segment AC

• segment DE

• segment DB

• segment AC

• segment BC

Are the triangles similar? If so, what similarity shortcut is used?

• Similar. SAS

• Similar. AA

• Similar. SSS

• Not Similar

Which is the correct proportion for solving for x?

• no solution