Its because when you fold the paper its makes it half so thats why it would be like that.
Answer:
assuming it is a circular cylinder it would be A
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given: 
To find: c
Solution:
At
:
(i)
At
:
(ii)
At
:
(iii)
On subtracting (i) and (ii),
(iv)
On subtracting (i) and (iii),

On subtracting (iv) and (v),

Put a=3 in (iv)

Put
in (iii)
