Question

the angle in radians between the hands of a clock at 7:20 P.M. is?

Answer 1

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$\color{blue}{(B)\: 5π/9 }$

EXPLANATION:-

since, To convert from degrees to radians, multiply the degree measure by π radians/180◦.

and, the degree between the hands of clock at 7:20 is 100° (you can measure it, by drawing a diagram of clock)

so, 100 × π radians/ 180°

= 5π/9 radians.

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