1.hitunglah luas pwrmukaan kubus jika panjang sisinya:

Luas permukaan kubus :

A. 6 x ( sxs ) = 6 x ( 15 cm x 15 cm ) = 6 x 225 cm = 1.350 cm²

B. 6 x ( s x s) = 6 x ( 16 cm x 16 cm) = 6 x 256 cm = 1.536 cm²

C. 6 x ( sxs ) = 6 x ( 17 cm x 17 cm ) = 6 x 289 cm = 1.734 cm²

D. 6 x ( s x s) = 6 x ( 18 cm x 18 cm) = 6 x 324 cm = 1.944 cm²

E. 6 x ( sxs ) = 6 x ( 20 cm x 20 cm ) = 6 x 400 cm = 2.400 cm²

Semoga membantu