In the context of geometry, it refers to two angles whose sum is pi radians (180 degrees).
msc mathematics supplementary exam
Supplementary angles are pairs of angles whose measures add up to 180 degrees.
Symmetry
A expression in maths is a collection of terms without an equality sign.
The Maths terms combination and permutation apply in chemistry when making the expected industrial calculation.
1st
To turn.
It's 10 years.
A gross is 144.
1000 cc
because there is no mathematical terms in English and maths tends to suck anyway
For answer see http://mathsduck.co.uk/