Each of the pairs of opposite angles made by two intersecting lines are called vertical angles. The correct option is B.
Each of the pairs of opposite angles made by two intersecting lines are called vertical angles.
Given the statement P: Angles XYZ and RST are vertical angles, and q: Angles XYZ and RST are congruent.
Now, the statement that is logically equivalent to p → q is that If angles XYZ and RST are not vertical angles, then they are not congruent.
Hence, the correct option is B.
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