Question

Luas seluruh permukaan balok disamping adalah ?

Answer 1

Verified answer

Luas permukaan balok
= 2 x (pl + pt + lt)
= 2 x (15 cm x 10 cm + 15 cm x 8 cm + 10 cm x 8 cm)
= 2 x ( 150 cm² + 120 cm² + 80 cm²)
= 2 x 350 cm²
= 700 cm²