A tent has a cylindrical base and conical top. The
height of tent is 61m and that of cylindrical portion is
40m the radius of tent is 28 m. What is the total area
of cloth required to make the tent?
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Answer:
Radius =
2
28
=14 m (=r)
Height h=3 m
Curved Surface area of Cylinder =2πrh square unit
=2×
7
22
×14×3
=264m
2
Cone:
radius =14 m; h=10.5 m
Slant height l=
h
2
+r
2
=
(10.5)
2
+14
2
=
306.25
=17.5 m
Curved surface area of cone =πrl square unit
=
7
22
×14×17.5
=770m
2
Total surface area of the tent =264+770=1034m
2
.
Step-by-step explanation:
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