Question
D, E and F are centres of three identical circles. The length of DE is 5.8 m. DE, EF and DF are equal in length. Find the shaded area of the figure. (Take π = 3.14) Correct to 2 decimal places.
2 m

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D, E and F are centres of three identical circles. The length of DE is 5.8 m. DE, EF and DF are equal in length. Find the shaded area of the figure. (Take π = 3.14) Correct to 2 decimal places.