Answered

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The diameter of a semicircle is 8 kilometres. What is the semicircle's perimeter?

Sagot :

okiwix

Answer:

4pi + 8 km

Step-by-step explanation:

the circumference of teh circle is d*pi = 8pi. since this is a semicircle the circumference is 4pi. then the perimeter is 4pi + 8

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