Answer:
Step-by-step explanation:
The mean (or average) of a set of numbers can be found with the following formula:
For this problem, we have five numbers, so we add them together and divide by 5:
a sound wave travels through iron at a rate of 5120m/s. at what rate does the sound wave travels in km/h?
1 answer:
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Answer:
Given :A star in the sky appears to move by 12 arc seconds over the course of 6 months.
To Find :Convert this number into first arc minutes then degrees.
Solution:
60 arc seconds = 1 arc minute
1 arc seconds = arc minute
12 arc seconds = arc minute
12 arc seconds = arc minute
So, 12 arc seconds = arc minute
Now convert it into degrees
60 arc minute = 1 degree
1 arc minute = degree
arc minute =
degree
arc minute =
degrees
12 arc seconds = degrees
