# CBSE Class 9 Answered

**In an isosceles triangle, prove that the altitude from the vertex divides the triangle into two congruent triangles..**

Asked by Topperlearning User | 10 Aug, 2017, 12:46: PM

Expert Answer

In triangle PQR, PQ = PR and PS

_{}QRIn

_{}PQS and_{}PSRPQ = PR (given)

PS = PS (common)

_{}PSQ =

_{}PSR (90

^{o}each)

_{}PQS

_{}

_{}PSR (RHS)

Hence, proved.

Answered by | 10 Aug, 2017, 02:46: PM

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