ABCD is a square inscribed in a circle of diameter 21 cm Find the area between the circle and the square
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Answer:
126cm²
Step-by-step explanation:
Area of circle = πr²
d=21 cm
r=21/2 cm
Now, the diameter of the circle is the diagonal of the square.
Area of the circle=22/7*21/2*21/2
=11*3*21/2
=346.5 cm²
Area of square=d²/2
=21*21/2
=220.5cm²
Area between the circle and the square=346.5-220.5
=126cm²
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