What is the total surface area of a cube whose edge is 5 cm long?

A100 cm²

B125 cm²

C150 cm²

D175 cm²

Explanation

Total Surface Area of a cube = 6 * a² = 6 * (5)² = 6 * 25 = 150 cm².

Exam Relevance

Topic: Geometry & Mensuration
Subtopic: Surface Area

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