Answer:
Yes, 4 + -4 = 0.
Think of it like a number line: The number four is 4 units to the right of the center which is 0, and the number negative four is 4 units to the left of the center. When you add them together, those distances cancel out, and you just get 0.
BC is the length of AD because they are parallel. Have a nice day
Answer:
14π cm
Step-by-step explanation:
arc length = rΘ
arc length= 63(2π/9)
arc length= 14π cm
Hope this helps!
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Answer:
10.) 6 2/5 11.) 21/100
Step-by-step explanation:
I hope that these are correct, they are simplified.
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