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. The ...

Area of Rectangle Formula: What is area? What is a rectangle? What is the area of a rectangle and how does one calculate the area of a rectangle? In this article, we have explained all concepts ...

An angle is the space between two lines that start at the same point. This point is called the vertex. Angles measure the size of a turn in degrees. You can show degrees using the symbol ° after the ...