Mathematics · Geometry
ΔLON and ΔLMN are two right-angled triangles with a common hypotenuse LN such that ∠LON = 90° and ∠LMN = 90°. LN is the bisector of ∠OLM. If LN = 29 cm and ON = 20 cm, then what is the perimeter (in cm) of ΔLMN?
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