Question

qn no b please solve

Answer 1

Answer:

let pbqr is a llgm

so, ∆pbr=pqr_________1

now, prcq is a llgm

so, ∆prq=qrc_________2

aprq is a llgm, apq = prq_____3

from 1,2,3 we have

∆pqr=1/4area of∆abc

hope it helps u