Deductive & Inductive Reasoning

Your little brother has chocolate sauce on his face. You conclude he must have eaten chocolate sauce.

You kick your cat, and every time you do, it scratches you. You conclude that if you kick your cat you will get scratched.

You add up the interior angles of 100 triangles and every time you get a sum of 180 degrees. After your hand uncramps you conclude that all triangles must have an interior angle sum of 180 degrees.

You take 3 things and add them to 5 more things and count that you have 8 things. You repeat this several times and conclude that 3 + 5 = 8.

You know that if lines are parallel then alternate interior angles are congruent. Your lines are parallel, so you conclude that your alternate interior angles are congruent.

The pen you had in your backpack is missing. You see your friend using a pen that looks like it. You conclude that your friend stole your pen, and you will be mad at him until lunch.

The area of a parallelogram is bh. The base is 12 and the area is 24. You conclude that the height is 2.

You go fishing, and every time you fish in a certain hole you never catch anything. You conclude that there are no fish in that hole.

Every time you eat fast food your stomach feels funny. You conclude that fast food makes your stomach feel funny.

You know that between two points there is exactly one line. You have two points, so you conclude you must have one line between them.