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प्रश्न
State whether the two triangles are congruent or not. Justify your answer
उत्तर
Let the two triangles be ∆XYZ and ∆XYW
Here ∠W = ∠Z = 90°
`bar("XY") = bar("XY")` ...(Common Hypothenure)
`bar("XW") = bar("XZ")` ...(given)
By RHS criterion ∆XYZ ≅ ∆XYW
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