The expression represents commutative property of addition
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-AaronWiseIsBae
Answer: 188.4 cm
Step-by-step explanation:
Given
the radius of the circle is 
Also, circumference is given by 
Putting values

The circumference of the circle is 
Answer:
(-1, -1/2)
Step-by-step explanation:
To find the x coordinate of the midpoint, add the x coordinates and divide by 2
( -11+9)/2 = -2/2 = -1
To find the y coordinate of the midpoint, add the y coordinates and divide by 2
(0+-1)/2 = -1/2
(-1, -1/2)
33.3% is the answer, I think
20/60 ---> 1/3, covert this to a percentage and it equals 33.3%
The rational bumber between -2 and 0 is -1