Angles, minutes and seconds •Circles are divided into 360 equal parts, each being a degree. •Each of these degrees can be evenly divided into 60 equal parts. These parts are called minutes. •These minutes can be evenly divided into 60 equal parts. These parts are called minutes.2
Relations for degree conversion •1 Circle = 360 Degrees ( 360° ) •1 Degree ( 1° ) = 1/360th of a Circle•1 Degree ( 1°) = 60 Minutes ( 60' )•1 Minute ( 1' ) = 1/60th of a Degree•1 Minute ( 1') = 60 Seconds ( 60" )•1 Second ( 1" ) = 1/60th of a Minute3•Minutes and seconds can each be expressed as decimal or fractional degrees.•1 Minute ( 1' ) = 1/60th of a Degree = 0.01667°•1 Second ( 1" ) = 1/60th of a Minute = 0.01667'
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