kiera2599
14.02.2021 •
Mathematics
A clock has a second hand that is 8 inches in length. What is the linear velocity of the second hand?
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Ответ:
6π inches/min
Step-by-step explanation:
he tip of the second hand makes a complete circle in
60 sec, or 1min
The length of this circle is the circumference, C
C=2πr
Given: r=8 in
C= 2π×8 =16π
C= 16π
The linear velocity is 6π/1 = 6π inches/min
Ответ:
your answer would be 8.04672
Step-by-step explanation:
cause if you multiply 5 x 1.609 you should get the answer you need which is 8.04672 kilometers