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xo
xo asked in Science & MathematicsMathematics · 2 years ago

PLEASE HELP Which pair of angles are coterminal with −4π3 radians? a. 2π3, 8π3 d. −10π3, −13π3?

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  • az_lender
    Lv 7
    2 years ago

    Do you mean -4*pi/3 ?

    The first pair, 2*pi/3 and 8*pi/3

    are coterminal with -4*pi/3.

    All of them coincide with a ray that I would call 120 degrees !

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