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Mathematics 17 Online
OpenStudy (anonymous):

Given: ∆BCA is a right triangle. Prove: a2 + b2 = c2

OpenStudy (anonymous):

OpenStudy (anonymous):

The two-column proof with missing justifications proves the Pythagorean Theorem using similar triangles.

OpenStudy (anonymous):

OpenStudy (anonymous):

Which is NOT a justification for the proof? Pieces of Right Triangles Similarity Theorem Side-Side-Side Similarity Theorem Substitution Addition Property of Equality

OpenStudy (goformit100):

Substitution

OpenStudy (goformit100):

^ it is not used in this particular proof

OpenStudy (goformit100):

@softballlover6655 only pythagoras theorem is used in it

OpenStudy (anonymous):

thank you (:

OpenStudy (anonymous):

substitution was the wrong answer -_-

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