1 + 9 + 24 + 46 + ... Find the sum of sequence
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Two circles both of radii 1cm intersect each other such that the circumference of each one passes through the center of the circle of the other. What is the area(in sq cm) of the intersecting region?
a. π/3 - √3/4
b. 2π/3 - √3/2
c. 4π/3 - √3/2
d. 4π/3 + √3/2
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