The area of a rectangle is 27 m2 and its

CUET Preparation Today

Start Free Mocks

Home Questions 4GJBCUGXSF

Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Mensuration: 2D

Question:

The area of a rectangle is 27 m² and its length is 3 times of its breath. The perimeter of the rectangle is:-

Options:

28 cm

12 cm

24 cm

42 cm

Correct Answer:

24 cm

Explanation:

Length : Breath = 3 : 1

Area of rectangle = l × b = 3R × 1R = 3R² = 27

1R = 3

Now,

Perimeter = 2 (l + b) = 2 (4R) = 2 (12) = 24cm