How do you convert polar equations to Cartesian equation given $r = 5$ $r = 5$ ?

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Answer 1 · 2016-06-22T09:29:55

$x^{2} + y^{2} = 5^{2}$ $x^2+y^2=5^2$

The pass equations are

${(x = r cos(theta)), (y=r sin(theta)) :}$

If $r = 5$ squaring $x$ and $y$ and adding, t5he result is

$x^2+y^2= 5^2$

The circle equation, centered in ${0,0}$ with radius $5$

How do you convert polar equations to Cartesian equation given r = 5r=5r = 5?