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The distance formula is a restatement of the Pythagorean theorem.
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The midpoint of the line segment joining P(x1, y1) and Q(x2, y2)M(average of the xcoordinates, average of ycoordinates)
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Find the coordinates of the midpoint, M, of the line segment joining P(2, 5) and Q(–2, 7).
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Find the center of a circle if the endpoints of its diameter are A(3, 2) and B(2, 4)
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(9, 11) is the midpoint of the line adjoined by (x, 12) and (13, y). Find x and y
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The midpoint of (4, 3) and (5, k) lies on the xaxis. Find k.
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Assignment
Exercise 5and the rest of Exercise 4
Quiz on Mon
day