Question

1. use geometry

how much surface area
is gained when a 2 cm
cube is cut in half?
324 chemical reactions and

Explanation:

Step1: Identify the cube's edge length

Edge length \(a = 2\) cm.

Step2: Determine the new surface area added

Cutting a cube in half creates two new faces, each a square with area \(a^2\). Total gained area: \(2 \times a^2 = 2 \times (2)^2 = 8\) cm².

Answer:

8 cm²