Answer:
A. add 81; 
Step-by-step explanation:
The perfect square formula

Rewrite expression
as follows:

So, to form a perfect square,
is missed.
When we add
we will get

Answer:
9/15
16/25
3/4
5/6
Step-by-step explanation:
Convert them to decimals then order them
50 feet long
Step-by-step explanation:
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Answer:
F = 9 / 5 * 20 + 32 = 9 * 4 + 32 = 68 deg F
Step-by-step explanation:
Answer:
What i do is relax and have a little snack i usually eat salad but its your choice and then think about the answer
Step-by-step explanation: