Four equal circles are made with the four
corners of a square of side 7 cm as their
centres. The radius of each circle is 3.5 cm. calculate the area of the circular portions outside the square (shaded portion) see the finger
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area of the four circles =4πr^2
radius = 3.5
area = 4×22/7×3.5×3.5
= 4×11×3.5
=. 154
area of the four quadrants = area of a circle
area =22/7×3.5×3.5
=38.5
area of the shaded region equals to the area of the four circles minus area of 4quadrants
=154-38.5
=115.5
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