Question

The point (-3/5,y) in the third quadrent corresponds to angle 0 on the unit circle. what is the value of sec 0?

Answer 1

What have you done so far?

Answer 2

nothing

Answer 3

Alright. What don't you understand, then?

Answer 4

I don't understand how to find the answer at all

Answer 5

Have you done similar questions before? With sin, cos, or tan, for example?

Answer 6

A very long time ago

Answer 7

Alright. The third quadrant means that y is a negative number. sec is hypotenuse over adjacent. You know this, right?

Answer 8

Do you need to get the value without any variables? Because if we don't know y or an angle, I don't see how we can get the exact value.