This is a math dictionary of common terms used in arithmetic, geometry, algebra, trigonometry, and statistics. It covers math concepts for kids in grade school through high school. Abacus: An early counting tool using sliding beads on wire or string used for basic arithmetic. Abscissa: x-coordinate in a Cartesian coordinate system or […]

Math Dictionary for Kids

Law of Cosines Example
The law of sines is a useful rule showing a relationship between an angle of a triangle and the length of the side opposite of the angle. These two example problems show how to use this law to find angles and sides of a triangle.

Law of Sines Example Problem