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Example Questions
Example Question #51 : Lines
A line segment on the coordinate plane has an endpoint at ; its midpoint is at .
True or false: Its other endpoint is located at .
Possible Answers:
True
False
Correct answer:
True
Explanation:
The midpoint of a line segment with endpoints and is located at .
Therefore, set
and
In the first equation, set and solve for :
Multiply both sides by 2:
Subtract 3.8 from both sides:
In the second equation, set and solve for :
Multiply both sides by 2:
Add 1.7 to both sides:
The other endpoint is indeed at , so the statement is true.
Lorie
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Appalachian State University, Doctorate (PhD), Educational Leadership - Instructional Tech.
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