So we're learning about Deductive Reasoning in Geometry right now. Example:

A figure has four sides if and only if it is a quadrilateral. If a figure has four sides, then the sum of its interior angles is 360o. Figure A is a quadrilateral. What can you conclude?

So I decided to make up my own:

A student will explode if and only if they are in a boring class for a long time. Geometry is a boring class. Kira has been in Geometry for a very long time. What can you conclude?