show that triangle POR is an equilateral triangle

Asked by pratibhakohli | 28th Jul, 2010, 09:05: PM

Expert Answer:

Dear student
Following is the solution of your question
Given ΔPQR is isosceles so ‹P = ‹Q
Also ‹P + ‹Q+‹R = 180o  .....(i)
Again in ΔQOR
  
o
So = 60o
or o
Now ‹P = ‹Q
so ‹P = ‹Q =60o
From (i)
So ΔPQR is equilateral.
Regards
Team topperlearning

Answered by  | 29th Jul, 2010, 09:47: AM

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