Answer: A) 
+ a
add the two equations together to get A.
the ones cancel eachother out and you cant add to a
I beleive 144=2 is the answer.
If you have to divide that to get 1 number it would be 72.
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Answer:
6 SQUARE CENTIMETERS
Step-by-step explanation:
It's pretty easy you just add it
but with different shapes you can multiply but fo this its 6
Brainliest if im right!
Fibonacci is famous for his contributions to number theory.
In his book, Liber abaci he introduce the Hindu-Arabic place-valued decimal systems and the use of Arabic Numerals into Europe.He introduced the bar we use in fractions, previous to this, the numerator has quotations around it. The square root notation is also is Fibonacci method.
Answer:-111
Step-by-step explanation:
