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volume of cuboid = 3600cm ^2
height = 12cm
l * b * h = 3600
4x * 3x * 12 = 3600
144x^2 = 3600
x^2 = 3600/144
x^2 = 25
x = 5
length = 5 *4 = 20 cm
breadth = 5*3 = 15 cm
perimeter = 2 (l + b )
2 ( 20 + 15 )
2 * 35
70 cm ^2 .
hope this is helpful.. please mark.as brainlist..
height = 12cm
l * b * h = 3600
4x * 3x * 12 = 3600
144x^2 = 3600
x^2 = 3600/144
x^2 = 25
x = 5
length = 5 *4 = 20 cm
breadth = 5*3 = 15 cm
perimeter = 2 (l + b )
2 ( 20 + 15 )
2 * 35
70 cm ^2 .
hope this is helpful.. please mark.as brainlist..
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