Chemistry, asked by laydon, 1 year ago

How to solve this ?????? (

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Answered by CamilaaCabello
3
Heya!


Your answer :

Given : A, B , C are points on the sides OP , OQ and OR respectively such that AB||PQ , AC||PR

To prove : BC || QR

Proof : In triangle POQ , AB|| PQ

By Using BPT theorem

OA/AP = OB / BQ ......(1)

In triangle POR , AC || PR

By using BPT theorem

OA /AP = OC /CR.....(2)

from 1 and 2 equations

OB / BQ = OC / CR ...... (3)

By CBPT theorem

BC || QR

Hence proved.


Glad if helped!
Answered by ria113
4
Heya !!

Here's your answer.. ⬇⬇
_____________________________

➡ Given :- A, B and C are points on OP, OQ and OR. AB || PQ and AC || PR.

➡ To Prove :- BC || QR

➡ Proof :- In ∆OPQ,
AB || PQ

OA/AP = OB/OQ --(1)

In ∆OPR,
AC || PR

OC/CR = OA/AP ---(2)

From eq. (1) and eq. (2) we get..

OB/OQ = OC/CR

BC divides ∆OQR,
Hence, by CPCT it is proved that

BC || PR.
__________________________

Hope it helps..
Thanks :)

neosingh: BPT and thales theorem is same right?
ria113: yes
neosingh: okay, thanks for confirming. Laydon u realise all the 3 ques were kinda same.
ria113: welcome @neosingh
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