Respuesta :

D

to convert from polar to rectangular form use

• cosΘ = [tex]\frac{x}{r}[/tex]

• r² = x² + y²

r = 8 × [tex]\frac{x}{r}[/tex] ( multiply both sides by r )

r² = 8x, hence

x² + y² = 8x ← in rectangular form




Answer: D. x² + y² = 8x

Step-by-step explanation: I got this right on Edmentum.

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