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ABCD is a field in the shape of a trapez...

ABCD is a field in the shape of a trapezium, `AD ||BC`, `angleABC=90^@` and `angleADC=60^@`, Four sectors are formed with centres A, B,C and D, as shown in the figure. The radius of each sector is 14m. Find the following: (i) total area of the four sectors, (ii) area of the remaining portion, given that `AD=55m, BC=45m` and `AB=30m`

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