1.

Seg PM and seg PN are congruent chords of a circle with centre C . Show that the ray PC is the bisector of angle NPM​

Answer» ONG>Step-by-step EXPLANATION:

In ΔCPM and ΔCPN,

CP=CP

CM=CN(radius)

MP=NP(congruent chords)

⇒ By S.S.S CONGRUENCY,

ΔCPM≅ΔCPN

⇒∠MPC=∠NPC

⇒∠x=∠y.

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