Use the information below to answer 7 and 8 read the questions and choose the best answer
1 answer:
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Answer:
r ≈ 31.5 cm
Step-by-step explanation:
The arc of a circle is calculated as
arc = circumference of circle × fraction of circle
Here arc = 22 , then
2πr × = 22
2πr × = 22 ( multiply both sides by 9 to clear the fraction )
2πr = 198 ( divide both sides by 2π )
r = ≈ 31.5 cm