of wheat is in the form of a cone whose diameter is 10.5 m and height is 3 m.
A heap
Find its volume. The heap is to be covered by canvas to protect it from rain. Find the
area of the canvas required.
Answers
Answered by
0
Diameter =10.5 m
⇒radius =r =5.25 m
⇒height =3 m
⇒volume =
3
1
πr
2
h
⇒Volume=(
3
1
×
7
22
×5.25×5.25×3) m
3
⇒Volume=86.625m
3
For slant height:
⇒l
2
=h
2
+r
2
=3
2
+(5.25)
2
=9+27.5625=36.5625
⇒6.0467 m(approx)
Canvas needed to protect wheat from rain
Therefore, curved surface area=πrl
=(227×5.25×6.0467) m
2
=99.77 m
2
(approx)
Answered by
0
Answer:
I hope you understand the answer ☺️
Attachments:
Similar questions