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Question
In the following figure, which pairs of triangles are congruent by SAS congruence criterion (condition)? if congruent, write the congruence of the two triangles in symbolic form.
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Solution
In ∆PSQ and ∆RQS,
SQ = QS ...(Common)
PS = RQ = 4 cm ...(Given)
∠PSQ = ∠RQS = 40° ...(Given)
∴ ∆PSQ ≅ ∆RQS ...(SAS criterion)
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