Question

find the volume of a cubical box whose surface area is 486 CM square

Answer 1

Answer:

Step-by-step explanation:

Surface area of cube = 6a^2

486 = 6a ^2

81 = a^2

9^2= a^2

a = 9 cm

Volume of cube =a^3= 9×9×9 = 729 cm^3