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marcoantonioperezpan
07.12.2021 •
Mathematics
Can someone pls help me
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Ответ:
6π Km
Step-by-step explanation:
The arc length is calculated as
arc = circumference of circle × fraction of circle
= 2πr ×![\frac{120}{360}](/tpl/images/2586/1355/d5746.png)
= 2π × 9 ×![\frac{1}{3}](/tpl/images/2586/1355/5506e.png)
= 18π ×![\frac{1}{3}](/tpl/images/2586/1355/5506e.png)
= 6π Km ← exact value
Ответ:
Step-by-step explanation:
First you should subtract 14-3 which you get 11