हिन्दी में पढ़ेंHome › Formulas › Rectangle › Area
Area of a Rectangle
A = l × b
Where: A = Area, b = breadth (width), l = length
Use the same units for all lengths (e.g. all in cm); areas come out in cm², volumes in cm³.
Solved example
Given: b = 7, l = 5
Find: A (Area)
- Formula: A = b·l
- Substitute the values: A = 5·7
- Result: A = 35
Answer: A = 35
Calculator
How to calculate Area of a Rectangle
- Write down the formula: A = l × b.
- Note the known values (b, l).
- Substitute them and simplify to find A.
- Use the calculator above to solve for any letter.
Frequently asked questions
What is the formula for Area of a Rectangle?
The formula is A = l × b, where A = Area, b = breadth (width), l = length.
What is Area of a Rectangle when b = 7, l = 5?
A = 35. Substitute the values into A = l × b and simplify.