What is $(-pi)/2$ radians in degrees?

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Answer 1 · 2018-04-03T11:02:42

$-90^circ$

We know $2pi " radians " = 360^circ$

$=> pi " radians " = 180^circ$

$=> pi/2 " radians " = 90^circ$

$=> -pi/2 " radians " = -90^circ$

What is (-pi)/2 (-pi)/2 radians in degrees?