A) \[\overline{PR}\] is the hypotenuse of \[\Delta PQR\].
B) \[\Delta PQR\] is an equilateral triangle.
C) \[\Delta PQR\] is a right angled triangle.
D) In right angled \[\Delta PQR\], its equal angles measure as \[90{}^\circ ,45{}^\circ ,45{}^\circ .\]
Correct Answer: B
Solution :
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