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Perfect Numbers

Definition: A Perfect Number N is defined as any positive integer where the sum of its divisors minus the number itself equals the number. The... View Article

Perimeter Of Triangle

Perimeter of Triangle: The perimeter of any two-dimensional figure is defined as the distance around the figure. We can calculate the perimeter... View Article

Colloidal Solutions

A colloid is a mixture in which one substance of dispersed insoluble particles is suspended throughout another substance. Colloidal solution... View Article

Size

Size is always understood or talked about in relation to some other thing. Size is a relative concept. It has no meaning within itself. For... View Article