Question

Ellipses help please

Answer 1

@hartnn

Answer 2

find distance from each focus to the point and add them up

Answer 3

PF1 + PF2

Answer 4

could you walk me through o.o

Answer 5

what is the distance from (12,0) to (9,0) ? and what is the distance from (-12,0) to (9,0) ?

Answer 6

3 and 21

Answer 7

25?

Answer 8

notice that it's symmetric, so you should have had 15 and 15. Thus 30

Answer 9

OH YOU ADD IT *facepalm* so 12+3 and -12+21?

Answer 10

no, the distance form (12,0) to (9,0) is 15
the distance from (-12,0) to (9,0) is also 15

so 15 + 15 = 30

Answer 11

Ohhh i see that now *facepalm*