sin is
sinus
In a triangle with a 90 degrees angle, the sinus of an angle is defined as the ratio between the lenghts of the side at the opposite of the angle, and the
hypothenuse
, the longest side.
sin (alpha) = opposite length / hypothenuse length.
It is short for sine (pronouncing it as sin annoys many maths teachers). Check this site out for detailed info. http://www.clarku.edu/~djoyce/trig/
Its maths
division
What symbol
mean no
The uses of Sin, Cos etc. in Maths is in relation to Trigonometry. Trigonometry is the study of the relationship between angles and lengths of triangles.
Sin is a root word meaning sinus
It is short for sine (pronouncing it as sin annoys many maths teachers). Check this site out for detailed info. http://www.clarku.edu/~djoyce/trig/
A expression in maths is a collection of terms without an equality sign.
Its maths
"tenth"
What symbol
division
mean no
Related to.
direction
circle