Islam gained momentum during the 10th century in West Africa with the start of the Almoravid dynasty movement on the Senegal River and as rulers and kings embraced Islam. Islam then spread slowly in much of the continent through trade and preaching.
It depends what shape it is. A triangle is equal to 180 degrees. That square at the top of the triangle means 90 degrees. 48+90=138 138-180=42. So your answer is D.
Explanation:
The Romans actually used urine to brush their teeth. They did this because of the presence of ammonia in it.
A meme, i’m assuming? Or are you being serious and asking a genuine question?
