If the endpoints of `bar(AB)` have the coordinates A(9, 8) and B(-1, -2), what is the midpoint of `bar(AB)`? Choices: A. (5, 3) B. (4, 5) C. (5, 5) D. (4, 3)

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asked Jul 16, 2019 146k views

2 Answers

Amrit Kahlon · Answer 1 · 2019-07-22T19:54:58+0000

If the endpoints of `bar(AB)` have the coordinates A(9, 8) and B(-1, -2), what is the midpoint of `bar(AB)`?

solve by using (y₂ + y₁)/2 for midpoint, and (x₂ + x₁)/2

y = (8 - 2)/2 = (6)/2 = 3

x = (9 - 1)/2 = (8)/2 = 4

D. (4,3) is your answer

hope this helps