Let x be the number of $15 items and y the number of $25 items how many items sold at $25
1 answer:
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Answer:
r = 22.3m circa
Step-by-step explanation:
We know that the perimeter of a circle can be calculated as follows:
p = 2r
So half of perimeter will be:
p/2 = r
We know that p/s = 70m, therefore:
r = 70m / = 22.3 m circa.