Chapter 11 · Class 7 ICSE · Formula Sheet

Perimeter & Area Formulas — Class 7 ICSE

Calculate perimeter and area of triangles, parallelograms, and circles.

Key Formulas

Area of Parallelogram

A = b \times h

Area of Circle

A = \pi r^2

Circumference

C = 2\pi r

Area of Triangle

A = \dfrac{1}{2} \times b \times h

Worked Examples

1Using: Area of Rectangle

Find the area of a rectangle with length 12 cm and breadth 5 cm.

Step 1: Area = l x b

Step 2: = 12 x 5 = 60 sq. cm.

Answer: 60 sq. cm

2Using: Perimeter of Square

Find the perimeter of a square with side 8 m.

Step 1: Perimeter = 4a

Step 2: = 4 x 8 = 32 m.

Answer: 32 m

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More Class 7 ICSE Formulas

IntegersFractions & DecimalsRational NumbersExponentsAlgebraic ExpressionsLinear Equations

Frequently Asked Questions

How many formulas are in Class 7 ICSE Perimeter & Area?+
There are 4 formulas in the Perimeter & Area chapter for Class 7 ICSE. Each formula is essential for solving problems in this topic.
How to remember Perimeter & Area formulas easily?+
Practice regularly with worked examples, group related formulas together, and use SparkEd's interactive practice mode to reinforce your memory through problem-solving.
Are these Perimeter & Area formulas enough for exams?+
Yes, these formulas cover the complete ICSE Class 7 syllabus for Perimeter & Area. Practice applying them to different types of questions for full exam readiness.

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