addition samlagning
angle horn
area flatarmál
circle hópur
curve ferill
degree gráða
degree stig
difference munur
distance fjarlægðarformúlan
division skipting
edge brún
element frumefni
function starf
half hálfur
limit takmörk
line strik
| | net net
percent prósenta
point punktur
purpose tilgangur
result útkoma
rule regla
set mengi
side hinum megin
square ferningur
substitution skipti
surface leggja
total summa
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