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A Florida roof company must check that each roof truss it sells is made of two congruent triangles.

 

 Feb 14, 2021
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Since we know ∠BAG ≈ ∠DEF, and AC ≈ EC, △ABG and △ACF, and △EDF and △ECG are similar triangles. This means the angles ∠ACF ≈ ∠ECG. All we need to know now is CF ≈ CG, which is your answer :)

 Feb 14, 2021

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