a cube has a total surface area of 864cm^2.volume of cube??
options:-
A) 2744 cm
B) 1628 cm
C)1728 cm
D)2644 cm
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Total Surface Area of Cube = 864 cm²
Also,
Total Surface Area of Cube = 6 × ( side )²
•°•
6 × ( side )² = 864
( side )² = 144
side = √ 144
side = √ ( 12 × 12 )
side = 12 cm
Now,
Volume of Cube = ( side )³
= ( 12 )³
= 1728 cm³
Option C) is correct.
^^"
Also,
Total Surface Area of Cube = 6 × ( side )²
•°•
6 × ( side )² = 864
( side )² = 144
side = √ 144
side = √ ( 12 × 12 )
side = 12 cm
Now,
Volume of Cube = ( side )³
= ( 12 )³
= 1728 cm³
Option C) is correct.
^^"
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