Applications of Congruence Postulates in Planar Geometry

Applications of Congruence Postulates in Planar Geometry

Secondary 3

In the diagram below, \(AE=BF\) and \(\angle AED=\angle AGF=\angle BFD=90{}^\circ\).

Prove that \(\Delta ADE\) is congruent to \(\Delta BDF\).

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Answer:\(\triangle ADE\equiv\triangle BDF\text{ (AAS)}\)

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