Answer:
56.26
Step-by-step explanation:
An isosceles triangle has two sides that are the same length, and one side that is the same length. We have two sizes, so two find the greatest possible perimeter we must assume that the greater size is the value for the two sides, and the smaller size the value for the single side. In other words:


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Answer:
4
Step-by-step explanation:
It's easy because 4-4=0 and anything divided by zero is zero.
C. it's obvious that humans will never travel to planets near even thwe closest stars.