Please help this is AP Geography! Explain how a population pyramid can be used to
- Demonstrate demographic transition
- identify migration transition patterns
- project a county's future needs.

Which of these statements properly demonstrates the angle addition postulate for the m∠afc m∠afc ? a. m∠afc=m∠afb+m∠bfd m∠afc=m∠afb+m∠bfd b. m∠afc=m∠afb+m∠bfc m∠afc=m∠afb+m∠bfc c. m∠afc=m∠cfd+m∠dfe m∠afc=m∠cfd+m∠dfe d. m∠afc=m∠afb+m∠dfc+m∠cfb m∠afc=m∠afb+m∠dfc+m∠cfb

If you think a piece of information will be on an upcoming test, you should always write it in your notes.

Which of the following properties of a soil sample most influences the flow of water through the sample a. colorb. fertilityc. permeability d. phe. salinity