Question
the end point of a line segment is (-3,7) and the midpoint is (1-1) find the other endpoint
Answers
Steve
since the midpoint is halfway from one end to the other,
-3 to 1 is 4, so add 4 more: 5
7 to -1 is -8, so subtract another 8: -9
the other end is (5,-9)
check: (-3+5)/2 = 1
(7-9)/2 = -1
-3 to 1 is 4, so add 4 more: 5
7 to -1 is -8, so subtract another 8: -9
the other end is (5,-9)
check: (-3+5)/2 = 1
(7-9)/2 = -1