Could anyone explain what purim is?

Soon-yi's house has a hexagonal window made up of six identical equilateral triangles as pictured below.

Search america's open door policy with china beginning in 1899. explain how relations with the united states and china have changed and the effects of the open door policy on both countries.

Which option identifies an industrial era secondary source that used photographic evidence to expose the poverty prevalent in urban industrial centers? a. shame of the cities b. the octopus c. how the other half lives d. the dying man