Area of Rectangle Formula: Know to find area and perimeter of rectangle along with proper definition, units and some solved questions and examples.

Pythagoras’ theorem can be used to find the diagonal of a rectangle. The width and height of the rectangle become a and b in the formula and c is the diagonal length. a ² + b ² = c ² ...

Experts slice up the horizontal vs. diagonal vs. Y cut debate. So what is the best way to slice a sandwich?

A square has four right angles (90°). Each diagonal splits a corner into two angles of 45°. Note also that the diagonals cut each other in half at right angles. A rectangle has four right angles ...