3 years ago

Can anyone answer this for me?

Mathematics

1 answer:

kramer3 years ago

7 0

Answer:

$\frac{3}{2}$ π (or 270°)

Step-by-step explanation:

I use the trick with the coordinates.

(0, -1)

cos270° = 0 (the x-coordinate)

sin270° = -1 (the y-coordinate)

This trick works depending on the radius.

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