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Question
In the given pairs of triangles of the figure, using only RHS congruence criterion, determine which pairs of triangles are congruent. In congruence, write the result in symbolic form:

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Solution
In ∆LMO and ∆LNO,
LO = LO ...(Common)
LM = LN = 8 cm ...(Hypotenuse)
∠LOM = ∠LON ...(Each 90°)
∴ ∆LOM ≅ ∆LON ...(RHS criterion)
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