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## Question:

## Answer:

Using the** unit circle,** it is found that the **terminal point** of the angle 5pi/4 is given by:

**A.**

### What is the unit circle?

For an angle the **unit circle** is a circle with radius 1 containing the following set of points: .

The angle 5pi/4 is in the **third quadrant**, as it is greater than pi and less than 1.5pi, in which both the sine and the cosine are negative. Hence, considering the **reference angle**, we have that:

Hence **option A** is correct.

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