Can someone me i need to get this correct i tried and it was wrong

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet

Why does the shape of the distribution of the weights of russet potatoes tend to be symmetrical?