The formula used to find the curved surface area of the cone of radius(r), height (h) anslant height(l) is
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Answer:
A=πrl+πr2 . Example 2: Find the total surface area of a right cone if the radius is 6 inches and the slant height is 10 inches.
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Step-by-step explanation:
Slant height of cone (l)=r2+h2 Them covered surface area of cone =πrl.
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