In 0.67'' ,what is ['']? Why is it used & what is it called ??
Asked by
| 22nd Jul, 2011,
12:00: AM
Expert Answer:
'' is the symbol used to denote a unit of angular measure equal to 1/60 of an arc minute('), or 1/3600 of a degree(o). It is called arc second.
Answered by
| 22nd Jul, 2011,
09:10: AM
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