Respuesta :

calculista

Answer:

Option D.

Step-by-step explanation:

we know that

Angle -135° is equal to

360°-135°=225°

The angle belong to the III quadrant

225°-180°=45°

sin(45°)=d/1=d  

therefore

sin(-135°)=-sin(45°)=d  ---> the value is negative

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