Posted by chino on .
Use the table to identify the relationship of the SECOND sentence to the FIRST sentence.
1. A triangle is a right triangle if and only if it has a right angle.
2. A triangle has a right angle if and only if it is a right triangle.
CO = contrapositive
BI = biconditional
LE = logical equivalent
CV = converse
IN = inverse

math 
Nigel,
LE