Answer:
The Martian satellite Phobos travels in an approximately circular orbit of radius 9.4x10^6m with a period of 7 h39 min. Calculate the mass of Mars from this information.
A ___line___ is the set of all points that are equidistant from two points.
A ___circle___ is the set of all points that are equidistant from a given point. The given point is called the ____center____. The segment showing the distance is called the ____radius____.
A ___parabola____ is the set of all points equidistant from a single point and a single line. The single point is called the ____focus____ and the single line is called the ____directix_____.
The answer is x = -4 or x = 9
There are 198 boys in the introductory Chinese course
<h3>How to determine the number of boys?</h3>
The given parameters are
Total = 363
Ratio = Boys : Girls = 6 : 5
So, we have
Boys =6/(5 + 6) * total number of students
This gives
Boys = 6/11 * 363
Evaluate
Boys = 198
Hence, there are 198 boys in the introductory Chinese course
Read more about ratio a:
brainly.com/question/2328454
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