Grade 7, Maths Olympiad (CBSE) - Area of Rectangle and Square 

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Grade 7  |   Maths  |   Area of Rectangle and Square, Perimeter and Area, Olympiad, CBSE, ICSE, SOF, ITO

Perimeter and Area of Rectangle:

Area of rectangle = length X breadth

Perimeter of rectangle = 2(length+breadth)

Length of diagonal=(root l2+b2)

Area of four walls:

Area of four walls = 2(length+breadth) X height

Length of diagonal = (root l2+b2+h2)

Area and Perimeter of a Square:

Area of square = side X side

Diagonal of the Square = (root 2) X side

Area of Square = (diagonal)2/2

Perimeter of Square = 4Xside

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