(e) (A-B)-C=A-(BUC)
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Step-by-step explanation:
Sectors made at vertices A,B,C are equal in Area because angle made by them is equal to 60
0
and radius of each circle is
2
10
cm=5 cm
Area of shaded region =3× Area of one sector with radius 5 cm and angle 60
0
=3×
360
60
π(5)
2
cm
2
=39.25 cm
2
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