she invites Walter over, jem shows his maturity here because he has learned the lesson that Atticus has tried to teach Scout: Look at the situation from the other person's point of view.
Explanation:
While the main idea is usually in the first sentence, the next most common placement is in the last sentence of a paragraph. The author gives supporting information first and then makes the point in the last sentence.
The square root of 10 is irrational. It’s a non-perfect square.