Term:
Pith thing for factors/multiples
Definition:
Factors are few. Multiples are many.
Term:
Average formula
Definition:
A=sum/#
Term:
Repeated percent increase formula
Definition:
Final amount = original * (1+ Rate) ?
=original * (1+ Rate) ^ (number of
changes)
Term:
Repeated percent decrease formula
Definition:
Final amount = original * (1 Rate) ?
=original * (1 Rate) ^ (number of
changes)
Term:
Definition of a logarithim
Definition:
logbN= x <> b^x= N
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Term:
Change of base formula
Definition:
logbA= logA/logB
Term:
work done formula
Definition:
work done= rate of work *time
Term:
Area of an equilateral triangle
formula
Definition:
A=(s²?3) / 4
Term:
Area of a triangle formula (two)
Definition:
A=1/2bh= 1/2absin?
Term:
Area of a parallelogram
Definition:
A=bh=absin?
Term:
Area of a square
Definition:
A=s²= d²/2 (diagonal)
Term:
Area of a trapezoid
Definition:
A= average of bases*height=
(b?*b?/2)h
Term:
Sum of angles of nsided regular
polygon
Definition:
S=(n2)180°
Term:
Inscribed angle is...
Definition:
1/2 the central angle
Term:
The long diagonal of a rectangular
solid is (super Pythagorean theorem)
Definition:
a²+b²+c²=d²
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Term:
The face diagonal of a cube is
Definition:
face diagonal= s?2
Term:
The long diagonal of a cube is
Definition:
long diagonal= s?3
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 triangle, Geometric progression

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