Ask a New Question

Question

If an elliptic race track is 100 yards long and 20 yards wide, then how far apart are the foci?
7 years ago

Answers

Reiny
Place your ellipse into standard position,
a = 50, b = 10

for such as ellipse:
c^2 + b^2 = a^2

find c,
the distance between 2 foci would be 2c
7 years ago

Related Questions

A new race track being built is an oval that is made from a rectangle with a semi-circle on each end... The curves on a race track are banked to make it easier for cars to go around the curves at high spe... On a banked race track, the smallest circular path on which cars can move has a radius r1 = 106 m, w... On a banked race track, the smallest circular path on which cars can move has a radius r1 = 103 m, w... A race car track has been constructed with the a bank angle of 32.7° so there is no friction force.... A circular race track is being built. The outsidediameter of the track is 200 feet, and the inside d... A circular race track has a radius of 159 m. If the centripetal force acting on a 65.0 kg cyclist is...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use