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6 Cards in this Set
- Front
- Back
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Postulate 15:
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If two angles of one triangle are congruent to two angles of another triangle, then the triangles are similar.
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Theorem 7-1:
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If an angle of one triangle is congruent to an angle of another triangle and the sides including those angles are in proportion, then the triangles are similar.
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Theorem 7-2:
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If the sides of two triangles are in proportion, then the triangles are similar.
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Theorem 7-3:
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If a line parallel to one side of a triangle intersects the two other sides, then it divides those sides proportionally.
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Theorem 7-3 corollary:
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If three parallel lines intersect two transversals, then they divide the transversals proportionally.
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Theorem 7-4:
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If a ray bisects an angle of a triangle, then it divides the opposite side into segments proportional to the other sides.
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