A ladder 30m long rest on a vertical wall if the ladder makes a angle of 63 degrees within the wall find the distance between the foot of the ladder and the wall​

Drivers must always yield to emergency vehicles traveling

Doing a science fair project should i do cafeteria waste or solar power

A. describe the model of urban structure most often observed in mega-cities in developing countries. explain how this model differs from common urban structures in north america. b. describe at least two factors leading to the growth of mega-cities in developing or least-developed countries. c. identify and explain two factors that led to the formation of squatter settlements in mega-cities in developing countries.