C = 9 m the perimeter is all the sides added together you have 9 +8 that is 17 add another 9 and that equals 26 which is the perimeter.<span />
Answer:
54
Step-by-step explanation:
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and
so

and you rationalize denominator by multiplying numerator and denominatr by
so that gives--

Your answer is 
The lowest term would be 16.6