Pawan wants to make a disc …
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Rupender Singh 7 years, 1 month ago
Diameter of disc = 10 cm
Radius of disc = {tex}\frac{Diameter}{2} = \frac{10}{2} = 5 cm{/tex}
Area of disc = {tex}\pi r^2 = \frac{22}{7} × 5 × 5 = \frac{550}{7} = 78\frac{4}{7} cm^2{/tex}
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