Surface area of cube of edge ‘a&rs

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Mensuration: 2D

Question:

Surface area of cube of edge ‘a’ is:

Options:

4a²

6a²

3a²

a²

Correct Answer:

6a²

Explanation:

Formulae for the surface area of a cube = 6(side)²

According to the question:

Surface area = 6(a)² = 6a²