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Meena claims that since two of her drawing triangles share equal right angles and equal hypotenuses of 17 cm, they must be congruent. Her friend disagrees.
What is the minimum extra information Meena needs so that RHS proves the triangles congruent?

Class 9SSS and RHS CongruenceGeometry — Triangles
  • AOne pair of corresponding legs equal
  • BAll three angles equal
  • CEqual area
  • DThe third angle equal

Step-by-Step Solution

RHS = right angle + hypotenuse + one side. Right angle and hypotenuse alone are insufficient; she needs one pair of legs equal.
Answer: A) One pair of corresponding legs equal

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