Question

find the surface area and volume of cube if one of the side is 9cm

Answer 1

• Volume of cube = a³ = (9 cm)³ = 729 cm³
• T.S.A = 6 a² = 6 x 9² = 6 x 81 = 486 cm²
• C.S.A  = 4 a² = 4 x 9² = 4 x 81 = 324 cm²

Thank u.

Answer 2

SIDE OF CUBE=9CM

SURFACE AREA OF CUBE=6*9*9=486

VOLUME OF CUBE=9*9*9=729