Answer:
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Step-by-step explanation:
Yes it is the most simplified version
Your answer will be C, 11.3. 42 numbers all together, add them up and you get 476 then you divide it by 42 and get 11.3
Answer:a=3√7
Step-by-step explanation:
c=12
b=9
a=?
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c²=a²+b²
a²=c²-b²
a=√c²-b²
a=√12²-9²
a=√144-81
a=√63
a=3√7
Answer:8/5 or -1.6
Step-by-step explanation:
well i know how to do this math