Question

How do you write the rectangular equation `y=5` in polar form?

Answer 1

`r=5csctheta`

Explanation:

For polar/rectangular conversion we use the following transformations

`r^2=x^2+y^2`

`x=rcostheta`

`y=rsintheta`

`y=5`

`=>rsintheta=5`

`r=5/sintheta`

`r=5csctheta`