7(1 + 8) = −7(−5 + 5)
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