Calculate the area of a circular disc whose diameter is 14 cm

Dear Student, 

  Area of the circular disk is given by : πr2            Where r = radius and π = 3.14Given : Diameter = 14 cm              So, Radius = 142=7 cmSo, area of the circular disk = πr2                                                 =3.14×(7)2                                                 =3.14×49                                                 =153.86 cm2So, area of the circular disk = 153.86 cm2

Hope this information clears your doubts.

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Area of circle = π r2
Therefore, area of the circular disc = 3.14159 multiplied by [14/2]2
                                                       = 3.14159 multiplied by  72
                                                       = 3.14159 multiplied by 49
                                                       = 21.99113
Ans = 21.99113 is the area of the circular disc.
 
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