In the figure below, lines AC and ED are parallel. Angles ABC and ECD are right angles (though it doesn't look like it, they are).
B
Part A
Find a pair of corresponding angles, a pair of alternate interior angles, and a pair of
vertical angles in the figure.
and
Corresponding angles:
and
Alternate interior angles:
and
Vertical angles:

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet