In triangle PQR <Q=90°. M is the mid point of PQ and N is the midpoint of QR. Then MR2 + PN2 / PR2 is equal to :

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In triangle PQR <Q=90°. M is the mid point of PQ and N is the midpoint of QR. Then MR² + PN²/ PR² is equal to :

A4/5

B9/5

C5/9

D5/4

Answer:

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