10th grade geometry A 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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| Adjacent Angles | Two coplanar angles that have a common side and a common vertex but no common interior points.
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| Axiom or Postulate | An accepted statement of fact - one that has not been proven but is still considered true.
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| Collinear | Points that lie on the same line.
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| Complementary Angles | Two angles whose sum of their measures is 90 degrees.
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| Congruent Angles | Angles that have the same measure.
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| Congruent Segments | Segments that have the same measure.
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| Conjecture | A conclusion reached by using inductive reasoning.
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| Coplanar | Points or objects that lie on the same plane.
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| Counterexample | A particular instance, situation or thing that makes the statement false.
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| Foundation Drawing | An illustration showing the base of a structure and the height of each part.
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| Inductive Reasoning | A type of logical thinking that reaches conclusions based on a pattern of specific examples or past events.
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| Isometric Drawing | An illustration of a three-dimensional object showing a corner view of a figure.
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| Midpoint | The point that divides a segment into two congruent segments.
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| Net | A two-dimensional pattern that you can fold to form a three-dimensional figure.
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| Orthographic Drawing | An illustration of a three-dimensional object showing the top, right and front views.
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| Parallel Lines | Lines which lie in the same plane and do not intersect. They have the same "direction".
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| Parallel Planes | Planes that do not interesect.
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| Skew Lines | Lines that do not lie in the same plane (and do not intersect). They have different "directions".
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| Straight Angle | An angle whose measure is 180 degrees.
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| Supplementary Angles | Two angles whose sum of their measures is 180 degrees.
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| Vertical Angles | Two angles with sides that are opposite rays.
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| |a – b| | The formula for the distance between points on a number line.
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| {(x1+x2)/2, (x1+x2)/2} | The formula for the midpoint of a line segment on a plane.
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| A = Πr2 | The formula for the area of a circle.
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| C = 2Πr = Πd | The formula for the circumference of a circle.
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| A = BH = LW | The formula for the area of a rectangle.
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| P = 2l + 2w = 2(l + w) | The formula for the perimeter of a rectangle.
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| d = sq root of {(x2 - x1)^2 + (y2 - y1)^2} | The formula for the distance between points on a plane.
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| Perpendicular bisector | A line, segment, or ray that divides a segment into two congruent segments and lies at a 90 degree angle.
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| Angle bisector | A ray that divides an angle into two congruent angles.
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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:
mlacelle
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