A disjunction is a compound statement formed by combining two statements using the word or .
Consider the following statements.
: A trapezoid has two pairs of opposite sides parallel.
: The length of the diameter of a circle is half the length of its radius.
Two statements can be joined using the word or .
or A trapezoid has two pairs of opposite sides parallel.
The symbol is used to denote or .
A disjunction is true if any one of the statements in it is true. Here the statement is true and is false. So, the disjunction is true.
The statement is false and false.
So, the disjunction is false.