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JuanTorres7
02.10.2020 •
Mathematics
Find the circumference of a button with a radius of 21 mm use 3.14 for
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Ответ:
Step-by-step explanation:
Cirumference=2πr
Radius = 21mm
π=22/7 or 3.17
2x22/7x21
42x3=126/3.14 =40.12
Ответ:
23456789
Step-by-step explanation: