Term
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Definition
| If an angle of one triangle is congruent to an angle of another and the sides including those angles are in proprtion, then the triangles are similiar. |
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Term
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Definition
| If the sides of two triangles are in proportion then the triangles are similiar. |
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Term
| Triangle Proportionality Theorem |
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Definition
| If a line parallel to one side of a triangle intersects the other two sides, then it divides those sides proportionally. |
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Term
Corollary
for
Triangle Proportionality Theorem |
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Definition
| If three parallel lines intersect two transversals, then they divide the transversals proportionally. |
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Term
| Triangle Angle-Bisector Theorem |
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Definition
| If a ray bisects an angle of a triangle, then it divides the opposite side in to proportional segments to the other two sides. |
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