The area of the four walls of a room hav

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Mensuration: 2D

Question:

The area of the four walls of a room having length 6 m, breadth 4 m and height 4 m, is:

Options:

50 m²

60 m²

40 m²

80 m²

Correct Answer:

80 m²

Explanation:

We know that,

Area of four wall = 2 (l + b) × h

Length = 6 m

Breadth = 4 m

Height = 4 m.

Area of four walls = 2 (6 + 4) × 4 = 80 m²