Twins can be identical boys, identical girls, non-identical boys, non-identical girls or one boy and one girl. What are the poss
1 answer:
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Just replace 
with its given value:
Answer:
b)
Step-by-step explanation:
Surface area of a cube = 6a² , here a is the side of cube
When side is halved, side = a/2
Now, the surface area of new cube = 6* (a/2)²
=
= one fourth of the cube