Big Ideas Math Integrated II
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Big Ideas Math Integrated II View details
2. Perpendicular and Angle Bisectors
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Exercise 3 Page 343

Measure the distance from the point to the endpoints of the segments, to the sides creating the angles. What do you notice?

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Practice makes perfect
From Exploration 1, we saw that any point that is on the perpendicular bisector of a segment is equidistant to the endpoints of the segment. In the example below, AD≅ DC.


From Exploration 2, we saw that any point that is on the bisector of an angle is equidistant from the angle's sides. In the diagram below, AD≅ DC.