Unison
I'm guessing you mean "unison."
A researcher compares different eyewitness reports about a political protest to try to figure out exactly what happend.
Congruence.
The word 'emigrating' describes the process of leaving ones home country to move to another. It is often confused with 'immigrating' which describes the process of entering a country of new residence after leaving your old one.
Absolute location
An isosceles triangle
Tangential circles.
102.03
203.05
302.05
In general, no. However if you are trying to duplicate the results of another experiment, then following the directions exactly will lead to the correct results.
30.5