Please solveQ10 for me.
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we know that AC||QP so AC =1/2QP
similarly with others
Now,
AC+AB+BC=1/2QP+1/2QR+1/2PR
AC+AB+BC=1/2(PR+QP+QR)
2(AB+BC+CA)=PQ+QR+RP
;Hence proved.
similarly with others
Now,
AC+AB+BC=1/2QP+1/2QR+1/2PR
AC+AB+BC=1/2(PR+QP+QR)
2(AB+BC+CA)=PQ+QR+RP
;Hence proved.
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