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In triangle ABC, the perpendiculars from B and C to the opposite sides are equal: BE = CF, where BE is perpendicular to AC and CF perpendicular to AB.
Using right triangles BEC and CFB (with common hypotenuse BC), which rule proves them congruent?

Class 9SSS and RHS CongruenceGeometry — Triangles
  • ARHS
  • BSSS
  • CAAA
  • DSSA

Step-by-Step Solution

Right angles at E and F, common hypotenuse BC, and BE = CF (given equal legs): the right triangles are congruent by RHS.
Answer: A) RHS

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