Unit 2 Vocabulary
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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| Acute angle | an angle that measures between 0 and 90 degrees.
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| Congruent angle | angle that have the same measurement.
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| Coplanar | lying in the same plane.
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| Midpoint | A point on a line segment that divides it into two equal partsThe halfway point of a line segment.
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| Perpendicular lines | lines that intersect and form right angles.
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| Ray | is the part of a line consisting of one endpoint and all the points of the line on one side of the endpoint.
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| Space | is the set of all points.
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| Angle | is formed by two rays with the same endpoint.
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| Congruent segment | are segment that have the same length.
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| Counterexample | is a particular example or instance of the statement that makes the statement false.
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| Obtuse angle | is an angle whose measure is between 90 and 180.
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| Plane | is the two dimensional analogue of a point , a line and a space.
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| Right angle | Is an angle whose measure is 90.
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| Angle bisector | is a ray that divides an angle into two congruent angles.
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| Conjecture | is a conclusion reached by using inductive reasoning.
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| Inductive reasoning | is a type of reasoning in which all possibilities are considered and then all but one are proved false.
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| Opposite rays | are collinear rays with the same endpoint.
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| Point | It has no shape.
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| Segment | is the part of a line
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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:
Rahem
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