Virtual Nerds patent-pending tutorial system provides in-context information hints and links to supporting tutorials synchronized with videos each 3 to 7 minutes long. Replacing in this equation with its value stated in the first equation results in the following. This can be expressed in the following equation where is the length and is the width of the rectangle.
The length of a rectangular screen is 15 cm.
Area is measured in square units such as square inches square feet or square meters. Length of the blackboard 120 cm 12 m. The area of any rectangular place is or surface is its length multiplied by its width. These unique features make Virtual Nerd a viable alternative to private tutoring.