The radius of a conical tent is 12m and the slant height is 5.6m. Find the length of canvas required to make the tent it the width of canvas is 4m.
106.6m
100m
52.8m
105.6m
A
106.6m
B
105.6m
C
100m
D
52.8m
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Solution
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Given, radius r=12m, slant height l=5.6m and width/breadth B=4m.
Here, Total surface area of the tent = Area of the canvas i.e. πrl=L×B
⟹227×12×5.6=L×4
⟹211.2=4L
⟹L=211.24=52.8m.
Hence, option C is correct.
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