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Geometry
Notes – Lesson 7.3
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Similar Triangles.
Two triangles are similar if:
 two angles of one triangle are congruent to two angles of another triangle.

an angle of one triangle is congruent to an angle of a second triangle, and the sides including the two angles are
proportional.

the corresponding sides of two triangles are proportional.
Examples.
Are these triangles similar? If yes, write a similarity statement.
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The triangles are similar. Find the value of x.
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