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Midterm Review


linear pair of angles Two adjacent angles whose non-common sides form a line.
Corresponding Angle 2 angles on the same side of the transversal in the same relative position.
Vertical Angles A pair of non-adjacent angles formed by intersecting lines.
Conjecture A statement that may be true based upon observations and patterns.
Conditional statement A statement expressed in if-then form.
Acute Angle An angle measuring less than 90 degrees.
angle bisector A ray or line that divides an angle into two congruent angles.
collinear 2 or more points on the same line.
midpoint A midpoint of a segment divides the segment into two segment of equal length.
congruent segments Segments that have the same length.
supplementary angles 2 angles whose sum of measures is 180 degrees.
complementary angles 2 angles whose sum of measures is 90 degrees.
symmetric property of equality if a = b then b = a.
Parallel Lines 2 lines on the same plane that never intersect.
Skew Lines 2 lines not on the same plane.
Consecutive Interior Angle Two angles on the same side of the tranversal that are between 2 given lines.
Perpendicular Lines 2 lines that meet to form right angles.
Slope The ratio of rise to run.
Slope-Intercept Form y=mx + b
Point-Slope form y-y1 = m(x - x1)
X intercept A point on the x axis with y value of 0.
y intercept A point on the y axis with x value of 0.
Created by: mathlc