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Mathematics
A wheel makes 360 revolutions in one minute. Through how many radians does it turn in one second?
Mathematics
A horse is tied to a post by a rope. If the horse moves along a circular path, always keeping the rope tight and describes 88 metres when it traces 72° at the centre, find the length of the rope.

Mathematics
How many degrees $=$ $1$ radian $?$

Mathematics
Calculate the angle of
( a ) ${{1}^{{}^\circ }}$ (degree)
( b ) $1'$ (minute of arc or arcmin)
( c ) $1''$ ( second of arc or arc second) in radian.
Use ${{360}^{{}^\circ }}=2\pi rad$ , ${{1}^{{}^\circ }}=60'$ and $1'=60''$ .
Mathematics
Convert the following angle into radian: ${65^ \circ }30'$.
Mathematics
What is meant by the term “two radians” ?

Mathematics
What is -pi in degrees?

Mathematics
How do you convert ${315^ \circ }$ into radians?
Mathematics
How do you convert $16$ revolutions to radians?
Mathematics
What is $\dfrac{17\pi }{12}$radians in degrees?
How do you convert $105$ degrees to radians?