Check the picture below.
thus the rectangular coordinates are [ 11cos(-80°), 11sin(-80°) ].
make sure your calculator is in Degree mode.

plugging x=-2 in the given equation we get

=12/3²
=12/9
=4/3
so answer is 4/3
Answer: Volume: 65.4 Weight: 46.4
Step-by-step explanation:
Answer:
explain the question in more detail
What? explain or show a picture of the problem:/