The mountains extend across northwestern Africa across Morocco, Algeria, and Tunisia for how many kilometers?

Please refer to:

The Tell Atlas is a mountain chain over 1,500 kilometres (930 mi) in length, belonging to the Atlas mountain ranges and stretching from Morocco, through Algeria to Tunisia.

Explanation:

Not sure but hope it helps.

the story goes that because of this belief, constantine was able to defeat his foes. constantine became an ardent1 christian. christianity and other religions were tolerated under constantine's rule. constantine also was responsible for the building of a great cathedral in rome.

should be the answer hope this