Math, asked by zonsia, 1 year ago

can anyone solve this ?

Attachments:

zonsia: the answer of book is 864.29cm³

Answers

Answered by Debojitlahiri
0

Answer:864.2857 cm^3


Step-by-step explanation:this might help you


Attachments:

Debojitlahiri: Now is it ok
Debojitlahiri: N clear to you
Debojitlahiri: Approx value is 864.29
zonsia: no I don't understand
Debojitlahiri: Why
Debojitlahiri: Height is given 1m so 1m=100cm
zonsia: can you resolve this on paper and send me pic
Debojitlahiri: How many times will i do n i solved on paper only
Debojitlahiri: If you do not understand ask to your teacher
zonsia: ok
Answered by JohanAsh
0
h=1m
r=3cm
w=0.5cm
volume of pipe =πr²h
=22/7*(3)² *1
=22/7*9
=198/7

zonsia: please give me fully solved answer
zonsia: its ok
Debojitlahiri: Volume of hollow pipe= pie×height (R^2-r^2)
Debojitlahiri: 22/7×100{(3)^2-(2.5)^2}
Debojitlahiri: 2200/7 (9-6.25)
zonsia: can you solve this question on paper and give me pic
Debojitlahiri: Ok byt you have to ask it again
zonsia: ok i am going to ask
Debojitlahiri: Wait wait i edited my answer
zonsia: ok
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