Question

the radius of a conical tent is5m and its height is 12m . calculate the length of the canvas used in making the tent if width of canvas is 2 cm.​

Answer 1

Step-by-step explanation:

here using formula

1=✓12^2+5^2

l = ✓144+25

l =✓169

l =13

using surface area of cone

πrl

22/7*5*13

22*5*13/7

1430/7 =24.285

making of tent width =2

24.285"""""""""=2*24.285

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