Find the perimeter of a rectangle whose length is $8\text{cm}$ and breadth is $3\text{cm}$.

Step-by-step solution

1. Step 1: For a rectangle, the perimeter is $P=2(l+b)$.
2. Step 2: Substitute $l=8\text{ cm}$ and $b=3\text{ cm}$ into the formula.
3. Step 3: Compute $P=2(8+3)=22\text{ cm}$.

Concept tested: Rectangle perimeter formula

Published 16 October 2026 · How this solution was prepared and checked