Which statements are true about the intersecting planes in the figure below?
1. the two planes intersect at a point.
ii. the planes intersect at a line.
iii. the lines intersect at a point.
iv. the lines are coplanar.

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.