Question
The figure is formed using four identical isosceles triangles, NUR, NTP, PSQ and QVR. NPQR is a square where S, T, U and V are midpoints of its sides. Given TW = WR, PX = XV and NR = 35 cm, find the total area of the shaded parts.
2 m

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The figure is formed using four identical isosceles triangles, NUR, NTP, PSQ and QVR. NPQR is a square where S, T, U and V are midpoints of its sides. Given TW = WR, PX = XV and NR = 35 cm, find the total area of the shaded parts.