Commutative:
a+b+c=a+c+b
1.3+23.4+3.4=23.4+1.3+3.4
Associative:
(a+b)+c=a+(b+c)
(1.3+3.4)+23.4=1.3+(3.4+23.4)
Answer:
The slope ZW is 2/5.
The length of ZY is 29.
Quadrilateral WXYZ is a square.
Step-by-step explanation:
I took the test.
Answer:
-15
Step-by-step explanation:
6x-5-21x-70=0
-15x=0+5+70
-15x=75
x=75/-15
Answer:
(3, 1/2)
Step-by-step explanation:
The x-coordinate of the midpoint of AB is the arithmetic mean of 2 and 4, which comes out to 3. The y-coordinate of the midpoint of AB is the arithmetic mean of 3 and -2, which comes out to 1/2.
Thus the midpoint of AB is (3, 1/2).
Answer:
-1.3333
-1/2
3.25
Step-by-step explanation:
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