Question

congruence of triangles. In ∆ PRQ and ∆ PSQ PR= PS and RQ = SQ . prove that ∆ PRQ = ∆ PSQ​

Answer 1

Deduce Lagrange’s mean value theorem from Rolle’s

theorem.

Answer 2

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In ∆ PRQ and ∆ PSQ

PR = PS (given)

RQ = SQ (given)

PQ = PQ (Common)

=> ∆ PRQ is congruent to ∆ PSQ (SSS)