A TRIANGLE PQR is an isosceles triangle right angled at Q. is PR^2= 2PQ^2
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As it is right angled triangle , with vright angled at Q.
According to Pythagoras Theoram ,
PQ^2 = PR^2 + QR^2.
It being an isoseles triangle , PQ = QR
Therefore, PQ^2 = PR^2 + QR^2 can be wriitten as PR^2 + PR^2.
So , PQ^2 = 2*PR^2.
# Hope it helps you..
According to Pythagoras Theoram ,
PQ^2 = PR^2 + QR^2.
It being an isoseles triangle , PQ = QR
Therefore, PQ^2 = PR^2 + QR^2 can be wriitten as PR^2 + PR^2.
So , PQ^2 = 2*PR^2.
# Hope it helps you..
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