How do i incorporate collaborative learning in teaching the 7 continents of the world?

The answer is d. none  hope this .

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

Separated the laws of islam from the laws of the nationreplaced the old muslim calender with the gregorian calender  abolished religious courts and created a new legal system based on european law as opposed to the previous system based on the islamic law code granted women the right to vote and to hold public office launched government-funded programs to industrialize turkey and to spur the economic growth attempted to modernize turkey by banning the fez which was of greek origin marriage was considered civil and not religious and polygamy was abolished women were given the right to vote in all elections 

2pi more meters because you find the circumference which is 6pi and 4pi and subtract it and you get 2pi