Chapter 1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| two angles who share a common vertex and a side but have no common interior points | Adjacent Angles
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| a ray that divides an angle into two angles that are congruent | Angle Bisector
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| an angle that measures between 0 and 90 degrees | Acute Angle
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| an angle that measures between 90 and 180 degrees | Obtuse Angle
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| an angle that measures 90 degrees | Right Angle
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| an angle that measures 180 degrees | Straight Angle
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| points that lie on the same line | Collinear
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| tool used to draw angles | Compass
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| two angles whose sum of their measures equals 90 degrees | Complementary/Complement
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| no line that contains a side of the polygon contains a point in the interior of the polygon | Convex
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| points that lie on the same plane | Coplanar
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| all sides are congruent | Equilateral
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| not convex | Concave
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| all angles are congruent | Equiangular
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| Is equilateral and equiangular | Regular
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| part of a line with two endpoints and all the points in between | Line segment
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| part of a line with one endpoint and all the points on one side of the endpoint | ray
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| two collinear rays with the same endpoint that form a line | opposite rays
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| endpoints
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| two adjacent angles that have their noncommon sides form a line | Linear Pair
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| the point that divides the segment into two congruent segments | Midpoint
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| statements we accept to be true | Postulate
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| tool used to measure the degree of angles | Protractor
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| a point, ray, line, line segment, or plane that intersects the segment at its midpoint | Segment Bisector
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| two angles whose sum of their measures is 180 degrees | Supplementary/Supplement
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| statements we prove to be true | Theorm
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| has no dimensions (size) | Point
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| series of points without end | Line
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| flat surface that extends in all directions in two dimensions without end | Plane
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| initial point | Vertex
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| two angles that sides form two pairs of opposite rays | Vertical Angles
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| Distance Formula |
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| Midpoint Formula |
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| Congruent vs. Equal |
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| if two segments have the same length | *congruent
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| two rays with a common endpoint | *angles
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| a closed figure that lies in a plane formed by three or more line segments | *polygon
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| the distance between A and B is the absolute value of the difference between the coordinates A and B | *ruler postulate
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| if B is between A and C then AB+BC=AC (sum of the parts is equal to the whole) | *segment addition postulate
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| if P is the interior of angle RST then measure of angle RSP plus the measure of angle PST will equal the measure of angle RST (sum of parts is equal to whole) | *angle addition postulate
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
12tsherman
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