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Eccentricity & Distance...

label Calculus
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The planet Mercury follows an elliptical orbit of eccentricity 0.20 that has the sun at one focus. At their closest approach, Mercury and the Sun are 48 million kilometers apart. Make an accurate drawing of this orbit--what is the greatest distance between the Sun and Mercury? 

Apr 26th, 2015

See attached - based on elementary ellipse


ellipse.pdf

Apr 26th, 2015

Hi! Thanks for your response. I can't tell, several times in your answer, you put something between the # and then km...what does that say? Thanks! 

Apr 27th, 2015

M=millions.

48 Mkm = 48000000 km

60 Mkm  = 60000000 km

72 Mkm = 72000000 km

Apr 28th, 2015

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Apr 26th, 2015
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Apr 26th, 2015
Sep 25th, 2017
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