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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 ∆PQR and ∆TUS,
PQ = TU = 3 cm ...(Given)
QR = US = 5.5 cm ...(Given)
∠PQR = ∠TUS = 40° ...(Given)
∴ ∆PQR ≅ ∆TUS ...(SAS criterion)
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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.

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.

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.

