To help you know how many things there are
paec is not a standard mathematical acronym.
Pairs of Alternate Exterior Angle are Congruent
the meaning of power in math is there are no rules in math
math is a really fun thing to do
math
Typically, delta means "change in" in math.
Crossing, the same meaning that it has generally.
I don't know about math, but in physics and chemistry its a deciliter
Math comes from the Greek language, meaning learning or science.
double penatration (flip thing
Math and science
Translation.