Find the surface area of a 10 cm x 4 cm x 3 cm brick

Question: Find the surface area of a 10 cm x 4 cm x 3 cm brick

Solution:
Surface area of a Cuboid = 2(lb+ bh+ hl) cm²
So,
Surface area of a brick = 2(10 × 4 + 4 × 3 + 3 × 10) cm²
= 2(82) cm²
= 164 cm²