SOLUTION: A diagonal walk through a small rectangular garden 9 meters by 12 meters can be built at $10 per linear meter. How much will the walk cost?

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Question 179669This question is from textbook
: A diagonal walk through a small rectangular garden 9 meters by 12 meters can be built at $10 per linear meter. How much will the walk cost? This question is from textbook

Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
so 9%5E2%2B12%5E2=c%5E2.....where c is the diagonal and the length of the walk way
:
81%2B144=c%5E2
:
225=c%5E2
:
highlight%28c=15%29meters
:
15 m times $10 per meter
:
15(10)=$highlight%28150%29