[G.SRT.4] Similarity, Right Triangles, and Trigonometry #4

Objective

Common Core Text:

• • [G.SRT.4] Prove theorems about triangles. Theorems include: a line parallel to one side of a triangle divides the other two proportionally, and conversely; the Pythagorean Theorem proved using triangle similarity.

Said Differently:

• • Prove the following theorems about triangles

  • Triangle Proportionality Theorem

  • Converse of the Triangle Proportionality Theorem

  • Pythagorean Theorem (using similar triangles)

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Explanation

Click these links to see the proofs

• Triangle Proportionality Theorem

• Converse of the Triangle Proportionality Theorem

• Pythagorean Theorem (using similar triangles)

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Practice your skills