Astudent writes the statement bea=dec to prove the triangles are congruent what reason should the student give

Population of this city. also, look for information on available public transit, bike-sharing, and other commuting options. use the information you find and write about it promoting alternative transportation

Sonar is an application of the doppler effect used by submarines.  this test was on k12.

The fact that the earth goes through natural cycles for example the ice age some scientists belive that it is just another cycle