The point that divides a segment into two congruent segments

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Presentation transcript:

The point that divides a segment into two congruent segments A point, ray, line, line segment or plane that intersects a segment at its midpoint

T TS RT TS 21.7 21.7 43.4 43.4 units

3x - 2 2x + 3 x - 2 3 2x 5 2 5 3x - 2 3(5) - 2 13 13 units

JK = KL 8 - 3x = 2x + 5 8 = 5x + 5 3 = 5x 3/5 = x KL = 2x + 5 1 5 or 31/5 units

-2 4 5 3 2 2 1 4 M(1, 4) 1 6 3 4 1 6 6 8 5 2 (5, 2)

x2 - x1 y2 - y1 or AB = √(x1 - x2)2 + (y1 - y2)2

(x2, y2) (x1, y1) x2 - x1 y2 - y1 -4 3 2 50 √25 × √2 5 × √2 or just 5√2 5√2 is the exact answer -7 1 7.071 Pre AP & AP math round to 3 decimals 7.071 is an approximate answer 49 1

exact and GH = √(x2 - x1)2 + (y2 - y1)2 GH = √(-3 - 5)2 + (6 - (-1))2 GH = √(-8)2 + (7)2 GH = √64 + 49 GH = √113 (exact answer) GH ≈ 10.630 (approx. ans.)