Round to the nearest 10 and hundred 663
2 answers:
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10.
0.3 r = 2.1
r = 2.1/0.3 = 21/3 = 7
Answer: 7
11.
Answer: $160
12.
Answer: 5w
Answer:
The correct option is B.
Step-by-step explanation:
If polar coordinates of point P are
Where, r is real number and θ is in radian, then all polar coordinates of point P are defined as
The given coordinates are . So, all polar coordinates of point P are
Therefore correct option is B.