Perpendicular bisector of a segment: its equation or intercept

This type of question, asked 2 times: 17 Sep 2025 S1, 17 Sep 2025 S3. All 2 questions below, oldest first.

Try each one first, then open its answer.

Question 1
17 Sep 2025 S1
69 $A line L is the perpendicular bisector of the line segment connecting points A(2, 5) and B(8, -1). What is the y-intercept of line L?$
Tap an option to check your answer.
Question 2
17 Sep 2025 S3
69 $What is the equation of the perpendicular bisector of the line segment connecting the points (2, 8) and (6, 4)?$
Tap an option to check your answer.