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Question

In ΔABC, ABC=90 and P is a point on AC such that PBC=PCB. Show that : PA=PB. Enter 1 if true else 0

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Solution

In ABC,
A+B+C=180
A+90+C=180
A=90C
Also, ABP=BPBC
ABP=90PBC
ABP=90C (Given PB = PC, by Isosceles triangle property, PBC=C)
Hence, ABP=A
or, PA=PB

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