Question

If the perimeter of one face of a cube is 20 cm then its surface area square centimetre is

Answer 1

Answer:

Step-by-step explanation:

Perimeter of square = 4a

                            20 = 4a

                              a = 5cm

TSA of cube = 6a^2

                     = 6 x 5 x 5

                     = 150cm^2

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