Question

Find the the total surface area of a
cube with side 9 cm *
O 486 square centimetre
O 81 square centimetre
O 324 square centimetre
O 129 square centimetre​

Answer 1

Answer..

Ans. is 486 square centimeter......

Answer........

Given, the side of a cube =9cm

The total surface area of cube =6×side2

                                                 =6×9×9

                                                 =6×81

                                                 =486

∴ The total surface area of cube is 486cm2.

               

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