If the point (x,-1) is on the unit circle, what is the value of x?

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asked Aug 24, 2019 205k views

1 Answer

Balaji Sekar · Answer 1 · 2019-08-29T21:55:21+0000

A unit circle has its center at the origin and has a radius of one. It is modeled by the equation
x² + y² = 1

We are given with (x,-1) .
Solving for x
x² + (-1)² = 1
x = 0

If the point (x,-1) is on the unit circle, what is the value of x?

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