Total area of a cube is 5400 sq.cm .Find the surface area of all vertical face of the cube.
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14
Answer:
3600 sq. cm
Step-by-step explanation:
Total surface area of cube = 6a^2
6a^2 = 5400
a^2= 900
a = 30
surface area of vertical faces = 4a^2
=4×30×30
=3600 sq. cm
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