NCERT Class 7 Mathematics Solutions: Chapter 2 – Fractions and Decimals Exercise 2.1 Part 5 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Given this Figure Rectangle Formulas

Question 5: Find the perimeter of (i) (ii) the rectangle BCDE in this figure. Whose perimeter is greater?

Triangle ABC, Rectangle BCDE





The perimeter of

The perimeter of




Perimeter of rectangle = 2 (length + breadth)

= 2 (BE + CD)

In rectangle BCDE

Comparing the perimeter of triangle and that of rectangle,

The perimeter of , in rectangle BCDE

Therefore, the perimeter of triangle ABE is less than that of rectangle BCDE.

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