X - y + x + y = 180
2x = 180
x = 90
2x - 2y = x + y
x = 3y
y = x/3
y = 90/3
y = 30
x - y = 90 - 30 = 60
x + y = 90 + 30 = 120
2x - 2y = 180 - 60 = 120
Answer:
50.27 or 16pi
Step-by-step explanation:
Just multiply the diameter by pi
Answer:
Answer C: -5,0
Step-by-step explanation:
I'm probs way late, but there's your answer. Good luck to future exeminese!
Answer:
Only 
is a perfect cube.
Step-by-step explanation:
is not a perfect cube because 8 is not a multiple of 3.
Now, is a perfect cube since 24 is a multiple of 3.
So, can be expressed as
Again, 
is not a perfect cube as 28 is not a multiple of 3.
And also 
is not a perfect cube as 64 is not a multiple of 3.
Therefore, only is a perfect cube. (Answer)
A: -15/5 degrees Celsius
B: -15/5=3 degree Celsius
every 5 weeks it change -15°c
so each week it changes -3°c
