Question

the surface area of a cube is equal to the sum of surface area of three other cubes whose edges are 3 cm 4 cm and 12 CM respectively find the edge of the first cube​

Answer 1

Step-by-step explanation:

it is given that area of a cube is equal to 60 square answer 6 square is equal to 16 + 16 + 16 + 16 to 144 a square is equal to 9 + 16 + 144 square is equal to 16 is equal to 16 Root over 13