Hey! bit rusty on rounding, could use your help. Heres some questions: #1: Round each Number to the nearest 10, Then, Subtract. : 701-299 is about

#2: Round each Number to the nearest 10, Then, Subtract : 268-53 is about

#:3 Round each Number to the nearest 10, Then ADD : 515+250 is about

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in geometry, parallel lines are lines in a plane which do not meet; that is, two lines in a plane that do not intersect or touch each other at any point are said to be parallel. by extension, a line and a plane, or two planes, in three-dimensional euclidean space that do not share a point are said to be parallel.