# 24 deductive reasoning example of deductive reasoning

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2.4 Deductive Reasoning
Example of Deductive Reasoning The catalog states that all entering freshmen must take a mathematics placement test. Conclusion : You will have to take a mathematics placement test. You are an entering freshman. An Example: 2.4 Deductive Reasoning
Inductive or Deductive Reasoning? Geometry example… 60 x Triangle sum property – the sum of the angles of any triangle is always 180 degrees. Therefore, angle x = 30° Deductive Reasoning – conclusion is based on a property 2.4 Deductive Reasoning
Inductive or Deductive Reasoning? Geometry example… What comes next? Colored triangle rotating 90° CW in the corners of the square Is there a rule? Inductive Reasoning 2.4 Deductive Reasoning
2.4 Deductive Reasoning
2.4 Deductive Reasoning
Deductive Reasoning Is… Deductive reasoning is when you start from things you assume to be true , and draw conclusions that must be true if your assumptions are true. For Example All dogs have a tail. Buddy is a dog. Therefore Buddy has a tail. 2.4 Deductive Reasoning
How Can Deductive Reasoning Be Applied In School? Math Scott has a case of soda in his house since there are 13 cans of soda left I deduce that Scott has drank 11 cans of soda. English When I see ‘like’ in a sentence, I deduce that it is a simile. 2.4 Deductive Reasoning
Science Using laws and rules to make assumptions The law of gravity means everything that goes up must come down I threw a baseball in the air That means the baseball must come down.