alleryStart learning →The mid-point of the segment joining (-2, -3) and (4, 5) is
A(-1, -1)
B(3, 4)
C(2, 2)
D(1, 1)
Answer & Solution
Correct answer: D. (1, 1)
1. Mid-point = ((x1 + x2)/2, (y1 + y2)/2).
2. = ((-2 + 4)/2, (-3 + 5)/2).
3. = (2/2, 2/2) = (1, 1).
4. So mid-point is (1, 1).
_Source: Selina Concise Mathematics Class 9, Ch 26 Co-ordinate Geometry (Mistral OCR'd PDF), section on mid-point formula_
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