Conditional Statement

Pronunciation: /kənˈdɪ.ʃə.nl ˈsteɪt.mənt/ Explain

The statement, "If A then B," is a conditional statement.[2] 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, then all the angles are equal."

"a triangle is equilateral" is the condition.

"all the angles are equal" is the claim.


  1. McAdams, David E.. All Math Words Dictionary, conditional statement. 2nd Classroom edition 20150108-4799968. pg 42. Life is a Story Problem LLC. January 8, 2015. Buy the book
  2. conditional. Encyclopedia Britannica. Merriam-Webster. Last Accessed 6/25/2018. Buy the book
  3. Gardner, Martin. Logic Machines and Diagrams. pg 64. McGraw-Hill Book Company. 1958. Last Accessed 6/25/2018. Buy the book
  4. Lightfoot, Rev. John. Elementary Logic for University and Certificate. pg 43-44. Ralph, Holland & Co.. 1905. Last Accessed 6/25/2018. Buy the book

Cite this article as:

McAdams, David E. Conditional Statement. 12/21/2018. All Math Words Encyclopedia. Life is a Story Problem LLC.

Revision History

12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
6/25/2018: Removed broken links, updated license, implemented new markup, updated GeoGebra apps. (McAdams, David E.)
1/18/2010: Added "References" and removed section on concentric circles. (McAdams, David E.)
3/25/2008: Added color text for emphasis. (McAdams, David E.)
9/3/2007: Initial version. (McAdams, David E.)

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