### Home > APCALC > Chapter 10 > Lesson 10.1.7 > Problem10-85

10-85.

Describe the curve whose parametric equations are $x(t) = a \cos(t) + h$ and $y(t) = b \sin(t) + k$, for $0 ≤ t ≤ 2π$. Be explicit. .

$\cos^2(t)+\sin^2(t)=1$

$\cos(t)=\frac{x-h}{a}$