Question

@vocaloid

My answer is A.

Answer 1

almost

Answer 2

i'm assuming you calculated c = 12

Answer 3

Would it be B? Because 12*2?

Answer 4

yes

Answer 5

one focus is at (h+c,k) and the other is at (h-c,k)

so the distance is 2c

Answer 6

because h + c - (h-c) = 2c

Answer 7

So 12*2? @Vocaloid

Answer 8

yes

Answer 9

which is 24

Answer 10

Okay.