a conical tent base radius is 3 cm height is 4 cm then its lateral surface area
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Answer : 47.1 sq.cm
Refer the attachment for method
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For the cone,
radius,r=3 cm
height,h=4 cm
l²=r²+h²
l²=3²+4²
l²=9+16
l²=25
l=√25
l=5 cm
lateral surface area=πrl
=22/7×3×5
=330/7
≈47.142857
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