The length, breadth and height of a cubo

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Mensuration: 3D

Question:

The length, breadth and height of a cuboid are 10 cm, 6 cm and 4 cm respectively. Find the total surface area?

Options:

248 sq cms

496 sq cms

124 sq cms

372 sq cms

Correct Answer:

248 sq cms

Explanation:

Total surface area of a cuboid = 2(lb + bh + lh)

= 2(60 + 24 + 40)

= 248 cm²