1.

Change 1min. Into radian

Answer» 1 degree = 60 minute1 minute of an arc = 1/60 degree180 degree = pi radian1 degree = pi/180 radiantherefore 1/60 of pi/180 = 1minute0r 1 minute = pi /( 60 .180) radiantherefore 1 min . = 2.9 1.10^-4 radian


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