diameter of the base of the cone is 10.5 cm finds its surface AREA
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=22/7] CurvedSurface Area of cone of cone = πrl Radius (r) of the base ofcone = (10.5/2) cm = 5.25 cmSlant height (l) of cone = 10 cmCurved Surface Area of cone of cone = πrl = (22/7×5.25×10) cm2 = (22/7×525/100×10) cm2 = ("22" ×75/100×10) cm2 = 165 m2 Therefore, the curved surface area of thecone is 165 ...
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45 is your answer you can also see it in google
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