Question
The figure is formed using four identical isosceles triangles, AGD, AFB, BEC and CHD. ABCD is a square where E, F, G and H are midpoints of its sides. Given FJ = JD, AK = KH and AD = 28 cm, find the total area of the shaded parts.
2 m

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The figure is formed using four identical isosceles triangles, AGD, AFB, BEC and CHD. ABCD is a square where E, F, G and H are midpoints of its sides. Given FJ = JD, AK = KH and AD = 28 cm, find the total area of the shaded parts.