Define Radians .....
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Step-by-step explanation:
a unit of measurement of angles equal to about 57.3°, equivalent to the angle subtended at the centre of a circle by an arc equal in length to the radius is known as radians
it is also used in physics in class 11 ch dimensional analysis
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Answer:
radian is the unit of plane angle adopted under the system international ,equal to the angle at the centre of a circle subtended by an arc equal in length to the radius approximately 57.295 degree
Step-by-step explanation:
theta=l/r
where l= length
r = radius of circle
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