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Complementary Angle
X+Y= 90 degree
If "Y" equals 40 what is "X"
X+Y= 90
X+40= 90, X+40-40= 90-40=50degrees
Supplementary Angle
X+Y=180
if "Y" equals 25 what is "X"
X+Y=180
X+25=180, X+25-25=180-25=155degrees
Associative Property Of Addition
A+(B+C)=(A+B)+C
5+(6+0)=(5+6)+0
Associative Property of Multiplication
A(BC)=(AB)C
4(3x)=(4*3)x
Commutative Property of Addition
A+B=B+C
4+(3+x)=4+(x+3)
Commutative Property of Multiplication
A*B=B*A
4(3x)=(3x)4
Distributive Property
A(BC)=AB+AC
4(3+x)=4*3+4*x
Additive Inverse Property
a+(-a)=0
-5/8+5/8=0
or
5+(-5)=0
Multiplicative Inverse Property
a(1/a)=1
40(.025)=1
or
5*1/5=1
Additive Identity Property
A+0=A
A+B+0=A+B
or
5+0=5
Multiplicative Identity Property
A(1)=A
1(A+B)=A+B
or
5*1=5
Author
cdallasfan86
ID
5959
Card Set
Math Notes
Description
Algebra Formulas
Updated
2010-02-03T09:02:29Z
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