Question

Radian measure of 40 degree 20' is​

Answer 1

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40° 20'

= 40° + 20'

= 40° + 20°/60

= 40°+ 1°/3

= (120°+1°)/3

= 121°/3

We know that Radian measure =

(π/180°)×degree measure

= (π/180°)×(121°/3)

= (121/540)π radians

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