Answer:
63
Step-by-step explanation:
You can see 84.78 as
.
So, you can see the problem as 
First, multiply all the numerators together and all the denominators together.
You end up with 
=33.912
Answer:
perpendicular (90 deg to each other)
Step-by-step explanation:
A) 8^2 + 12^2=c^2
c= 4(13) or 14.42
B) 8^2 + b^2=12^2
b=4(5) or 8.94
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Answer:
When converting a fraction to a decimal, the numerator is the <u>dividend.</u>
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