Answer:
What IS The question is it multiple choice?
Step-by-step explanation:
The answer is 20pi
perimeter of a semicircle = pi* radius
perimeter of first semicircle = 5.pi
perimeter of second semicircle = 5.pi
perimeter of third semicircle = 10. pi
total perimeter = 5pi +5pi + 10pi
= 20pi
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x = 17, y = 44
107.82
