Answer:
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Step-by-step explanation:
$54 / 6 = $9
Answer:
8,146 x 121
Step-by-step explanation:
This is a problem in which you need to measure your understading of "orders of magnitude."
If the estimated answer is
that means that we are looking at a multiplication in the "order of" 
You need to look at the "orders of magnitude" of the things you're multiplying. In the first case, we have
that would be "of the order of"
times
. So the whole multiplication would "of the order of"
or near 
The correct answer, 8,146 x 121, is because it's "of the order of"
times
and the gives us the
we need.
A bisector splits an angle into two equal angles.
The answer is the last one: it splits the angle into two congruent angles.