U W VX Z Y 7.5 5 12 6 XYZ 5/6 10 9 100 Warm Up.

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Presentation transcript:

U W VX Z Y XYZ 5/ Warm Up

Angle-Angle (AA~) Similarity Postulate If two angles of one triangle are congruent to two angles of another triangle, then the two triangles are similar. A BC D EF

Side-Side-Side (SSS~) Similarity THM If the corresponding sides of two triangles are proportional, then the triangles are similar. A BC D E F

Side-Angle-Side (SAS~) Similarity THM If the lengths of two sides are proportional and the included angle is congruent, then the triangles are similar A BC D E F

Ex. Determine whether the triangles are similar. If so, tell which similarity test is used and complete the statement. F G H K L M 43° 68° W V U 7 11 X Y Z 5 3

Prove that RST~ PSQ R S T P Q Two sides are proportional 2. Included angle is congruent SAS~