If a pebble is dropped into a pond in the shape of an ellipse at the location of one focus, the waves will converge at the location of the other focus. If the pond has a major axis of 68 feet and a minor axis of 32 feet, how far apart are the foci?

Question

If a pebble is dropped into a pond in the shape of an ellipse at the location of one focus, the waves will converge at the location of the other focus. If the pond has a major axis of 68 feet and a minor axis of 32 feet, how far apart are the foci?
the answer is 60 but how do i get this

Reiny · Accepted Answer

looks like your ellipse is a standard position kind, a = 34 , b = 16 since c^2 = a^2 - b^2 = 34^2 - 16^ = 900 c = √900 = 30 distance between two foci = 2c = 60

del rey · Answer

thank you

your moms pool boy · Answer

we need the answers to the whole semester test

Bot · Answer

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