An arc on a circle measures 85°. The measure of the central angle, in radians, is within which range?0 to radians to π radiansπ
2 answers:
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<h2>Explanation:</h2>
In physics, work is defined force that causes displacement. So this can be expressed by the following equation:
Where:
The force can be found as:
And for the displacement:
The force (weight) is down and the displacement is up, then the work must be negative. So: