What is the length of the major axis of the ellipse (x-7)^2/4+(y+3)^2/16=1
a 4
b 8
c 32
d 16

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.