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Share/AssignMind Map Overal Idea Content Speed Notes Quick Coverage Perimeter: Length of boundary of a simple closed figure. Perimeter of Rectangle = 2(l +b)Perimeter of Square = 4aPerimeter of Parallelogram = 2(sum of two adjacent sides)Area: The measure of region enclosed in a simple closed figure. Area of a trapezium = half of the sum…

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Mind Map

Overal Idea

Content

Speed Notes

Quick Coverage

Perimeter: Length of boundary of a simple closed figure.

Perimeter of Rectangle = 2(l +b)
Perimeter of Square = 4a
Perimeter of Parallelogram = 2(sum of two adjacent sides)
Area: The measure of region enclosed in a simple closed figure.

Area of a trapezium = half of the sum of the lengths of parallel sides × perpendiculardistance between them.

Area of a rhombus = half the product of its diagonals. (Scroll down till end of the page)