Answer:
The answer is $690.78
Step-by-step explanation:
Answer:
y+x=k
Step-by-step explanation:
D because a has to be younger than 18 and it has to be positive because we are never a negative age. do you understand when i mean?
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Answer:

mathematicallly error sentence!
Using Pythagoras in the first question
c=

which is approximately 16.5
for the second question
we also use Pythagoras
