Question

If M is a point on side PQ of an equilateral triangle PQR such that RM is

perpendicular to PQ,then prove that PQ2

+ QR2

+ PR2

= 4RM2​

Answer 1

Answer:

If M is a point on side PQ of an equilateral triangle PQR such that RM is

perpendicular to PQ,then prove that PQ2

+ QR2

+ PR2

= 4RM2