Recent content by Andy1200

  1. Andy1200

    Astrophysics: Calculating the circumference of an ellipse

    Thanks for the feedback. Yes, I'm still learning how to type formulas, but what you wrote is what I meant. I was using the formula to find the length of Earth's orbit around the sun w/out using Google. My apologies on the a and b numbers. I've found it extremely difficult to find the semi-minor...
  2. Andy1200

    Astrophysics: Calculating the circumference of an ellipse

    Substituting : a = (9.15x10^7 mi)+(9.45x10^7mi) = 1.86x10^8 mi b = ( a/2 ) = 9.3x10^7 mi For this, I used six terms and got : 1.075x10^9 miles Is my math wrong?;
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