Three+children+are+walking.+Their+steps+measure+36+cm,72cm+and+90+cm.+If+they+step+from+a+line+AB,+their+steps+will+fall+together+again+at+a+line+CD.+What+is+the+distance+between+AB+and+CD?
Answers
Answered by
2
why you use the addition sign between every word
Similar questions