3 years ago

Which set of rectangular coordinates describes the same location as the polar coordinates (4,pi)?

Mathematics

2 answers:

Nuetrik [128]3 years ago

8 0

Answer:

(-4,0)

Step-by-step explanation:

Nataly [62]3 years ago

6 0

$\bf (\stackrel{r}{4}~,~\stackrel{\theta }{\pi })\qquad \begin{cases} x=&rcos(\theta )\\ &4cos(\pi )\\ &4(-1)\\ &-4\\ y= &rsin(\theta )\\ &4sin(\pi )\\ &4(0)\\ &0\\ \end{cases}\qquad \implies (\stackrel{x}{-4}~,~\stackrel{y}{0})$

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