The point $P$P on the unit circle has the coordinates $\left(x,y\right)$(x,y). What is the value of $\sec\theta$secθ?
$\frac{1}{x}$1x
$x$x
$y$y
$\frac{1}{y}$1y
Define the secant, cosecant, and cotangent ratios for angles in a right triangle in terms of the sides of the triangle, and relate these ratios to the cosine, sine, and tangent ratios