Conditional Statement

Pronunciation: /kənˈdɪ ʃə nl ˈsteɪt mənt/ ?

The statement, "If A then B," is a conditional statement.[1] It says the B is true whenever A is true. In this statement A is the condition or criterion. B is the claim.


"If a triangle is equilateral, all the angles are equal."

"A triangle is equilateral" is the condition.

"All the angles are equal" is the claim.


  1. conditional. Encyclopedia Britannica. (Accessed: 2010-01-05).
  2. Gardner, Martin. Logic Machines and Diagrams, pg 64. McGraw-Hill Book Company, 1958. (Accessed: 2010-01-18).
  3. Lightfoot, Rev. John. Elementary Logic for University and Certificate , pg 43-44. Ralph, Holland & Co., 1905. (Accessed: 2010-01-18).

Cite this article as:

Conditional Statement. 2010-01-18. All Math Words Encyclopedia. Life is a Story Problem LLC.


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Revision History

2010-01-18: Added "References" and removed section on concentric circles. (McAdams, David.)
2008-03-25: Added color text for emphasis (McAdams, David.)
2007-09-03: Initial version (McAdams, David.)

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