Which major event occurred during the first year of herbert hoover's presidency? a) the bombing of the pearl harbor b) the explosion of the hindenburg c) the sinking of the lusitania d) the stock market crash

Find and simplify an expression for the area of five rows of square with side lengths of x

All of the following changes typically happened in colonies as a result of imperialism, except: a. cultural practices were outlawed. b. they became more economically self-sufficient. c. european nations built modern infrastructure, including railways. d. the european language became the language of government and education.

Unique among the rulers of this time, persian emperors installed governors in their provinces tolerated local cultures and laws wielded absolute power maintained an extensive army