Correct option is B
Area of square = 32 cm²
we know that-
∵ (Diagonal)² = Area of square × 2
∴ (Diagonal)² = 64
Diagonal = 8cm
Area of square = 32 cm²
we know that-
∵ (Diagonal)² = Area of square × 2
∴ (Diagonal)² = 64
Diagonal = 8cm