What is the formula for finding the area of a triangle ?

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.

After ww2, the soviets began setting up what type of governments in countries closest to them

Identify whether each statement is a characteristic of the roles of women under umayyad or the abbasid