The third piece is 59 cm long.
Add the first two pieces up. 7+34= 41. Since the whole stick is 100 cm long, subtract 41 from 100 to find the length of the third piece. 100-41=59.
6 units
12 is also a diameter because it goes through the whole circle.
Divide it by 2 to find 6.
So, adding a negative number is the same as subtracting.
4-3+5-2
Then if you want, you can use the associative property.
(4-3)+(5-2)
1+3
4
The answer is 2/5 which is C. You're welcome
Answer
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