find coordinate of R which divide externally in ratio 2:1and verify that Q is the mid point
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PQ upon QR and is equal to 2 upon 1
:, Q ( P+ R) ..........(1)
PQ = half of PR....... (2)
from (1) (2)
Q i's mid point....
:. hence proved
:, Q ( P+ R) ..........(1)
PQ = half of PR....... (2)
from (1) (2)
Q i's mid point....
:. hence proved
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