True or False A (true), B (false)

1. trade, migration, and war are all factors that encourage cultural change.
A or B

2. One factor that influenced the growth of many early cities was proximity to navigable water sources.
A or B

3. Quaternary economic activities involve providing services, such as those performed by teachers, government, and scientists.
A or B

4. More developed countries have widespread manufacturing and service industries that provide a high standard of living.
A or B

Match the following terms and definitions a region in arkansas defined by the arkansas river in the western part of the state answer 1 a thoroughly dissected area with steep valley walls and narrow floors answer 2 a geographical region of a country or state answer 3 the friendly and generous reception and entertainment of guests, visitors, or strangers answer 4 the branch of knowledge concerned with the production, consumption, and transfer of wealth answer 5 statistical data relating to the population and particular groups within it answer 6 a mountain range in west central arkansas and southeastern oklahoma answer 7 travel for pleasure or business; also the theory and practice of touring, the business of attracting, accommodating, and entertaining tourists, and the business of operating tours answer 8 answer all parts of the question.

The climate in the temperate zone is cold in summers and warm in winters very cold year-round very warm year-round warm in summers and cold in winters

If the basis of an isosceles trapezoid have lengths of 11 and 26, what is the length of the median?