Perimeter and Areas — Formula Sheet
ICSE · Class 5 · Mathematics
11 formulas from Perimeter and Areas (ICSE Class 5 Mathematics) on one page, grouped by topic. Includes For rectangle and Rectangle.
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Formulas and Key Relations
Perimeter
Perimeter of Rectangle = 2 × (Length + Breadth)
Perimeter of Square = 4 × Side
Perimeter of Triangle = Sum of all three sides
Area
Area of Rectangle = Length × Breadth
Area of Square = Side × Side
Word Problems & Applications
Number of Tiles = Total Area ÷ Area of One Tile
Area of Path = Outer Area − Inner Area
For rectangle
P = 2(l + b)
Rectangle
A = l × b
Key relations
For a rectangle, area = length × breadth.
For a square, area = side × side.
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