Question

3. The volume of a cube is 343 cm. Its total surface area is
(a) 196 cm? (b) 49 cm2
(c) 294 cm
(d) 147 cm​

Answer 1

Answer:

49 cm2 is the answer

I hope it good

Answer 2

Answer:

Its total surface area is c).294

Step-by-step explanation:

If volume of a cube is 343

volume= A to the power of 3.

343= 7 to the power of 3

343= 7×7×7

Then A =7

total surface area of a cube is

6×A×A. (A to the power of 2)

6×7×7=294.