Question
The figure is formed using four identical isosceles triangles, JQM, JPK, KNL and LRM. JKLM is a square where N, P, Q and R are midpoints of its sides. Given PS = SM, KT = TR and JM = 63 m, find the total area of the shaded parts.
2 m

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The figure is formed using four identical isosceles triangles, JQM, JPK, KNL and LRM. JKLM is a square where N, P, Q and R are midpoints of its sides. Given PS = SM, KT = TR and JM = 63 m, find the total area of the shaded parts.