If two witches were watching two watches, which witch would watch which watch?

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite