Pre Algebra Reference Sheet
Pre Algebra Reference Sheet
Pre Algebra Reference Sheet
A=
1
2 bh
b2
A = bh
Parallelogram
A = 1 (b1 + b2)h
2
Trapezoid
b1
V = Bh or wh
h
h
V = Bh or r 2h
SA = 2r 2 + 2rh
Cylinder
s
V = s3
SA = 6s2
Cube
V = Bh
SA = sum of the base areas
+ sum of the lateral face areas
Rectangular Prism
Right Prism
Triangle
A = w
P = 2 + 2w
Rectangle
A = r
C = 2r or d
Circle
1000
kilo-
100
hecto-
Properties:
Identity property of addition:
a+0=a
Identity property of multiplication:
a(1) = a
Commutative property of addition:
a+b=b+a
total outcomes
Range:
10
da
deka-
meter (m)
liter (l)
gram (g)
UNIT
0.10
deci-
Metric Conversions
0.01
0.001
milli-
Mode:
centi-
Median:
Quartile
First Quartile = 25th percentile
Median = 50th percentile
Third Quartile = 75th percentile
Mean:
Definitions
Customary Conversions
A = r
C = 2r o d
A=
1
2 bh
A = bh
Paralelogramo
A = 1 (b1 + b2)h
2
b2
V = Bh o wh
h
h
s
V = s3
Superficie Total = 6s2
V = Bh o r 2h
Superficie Total = 2r 2 + 2rh
1000
kilo-
100
hecto-
10
da
deca-
metro (m)
litro (l)
gramo (g)
Unidad
0.10
deci-
Conversiones Mtricas
0.01
centi-
0.001
mili-
Rango:
Cuartile
Primer Cuartile = 25 percentil
Medio = 50 percentil
Tercer Cuartile = 75 percentil
Definiciones
Conversiones Usuales
Moda:
Propiedades:
Propiedad de identidad de la suma:
a+0=a
Propiedad de identidad de la multiplicacin:
Media:
a(1) = a
Propiedad conmutativa de la suma:
a+b=b+a
Mediana:
Propiedad conmutativa de la multiplicacin:
a(b) = b(a)
resultados posibles
Tringulo
A = w
P = 2 + 2w
Rectngulo
Pre-lgebra
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