What is the Cartesian form of $(10,(17pi)/3)$ ?

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Answer 1 · 2017-12-01T17:56:54

$( 5 , -5sqrt(3))$

Using:

$x=rcostheta$ and $y=rsintheta$

Cartesian coordinate will be:

$(rcostheta , rsintheta)$

$x=10cos((17pi)/3)=5$

$y=10sin((17pi)/3)=-5sqrt(3)$

Cartesian coordinates:

$( 5 , -5sqrt(3))$

What is the Cartesian form of (10,(17pi)/3)(10,(17pi)/3)?