That’s it thanks , also thanks if you can help

Answer:
2.94cm^3
Step-by-step explanation:
Use the formula A=6a^2 to get the surface area of a cube.
substitute .7m in for a and solve for A.
29400cm^2
0.7m = 70cm
SA = 6s^2 = 6(70)^2 = 6(4900) = 29400cm^2