Nov13 Midpoint

The distance formula is a restatement of the Pythagorean theorem.

The midpoint of the line segment joining P(x1, y1) and Q(x2, y2)M(average of the xcoordinates, average of ycoordinates)

Find the coordinates of the midpoint, M, of the line segment joining P(2, 5) and Q(–2, 7).

Find the center of a circle if the endpoints of its diameter are A(3, 2) and B(2, 4)

(9, 11) is the midpoint of the line adjoined by (x, 12) and (13, y). Find x and y

The midpoint of (4, 3) and (5, k) lies on the xaxis. Find k.

Assignment

Exercise 5and the rest of Exercise 4

Quiz on Mon

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