Geometry
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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| base of a solid figure | a base of a solid figure is usually thought of as a face upon which it can sit; most solid figures have more than one base
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| plane | a flat surface that extends infinitely in all directions
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| y-coordinate | in an ordered pair, the value that is always written second
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| congruent | having exactly the same size and shape
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| y-axis | in a coordinate plane, the vertical axis
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| line of symmetry | a line that divides a figure into two congruent halves that are mirror images of each other
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| obtuse angle | an angle between 90° and 180°
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| partition | splitting shapes or numbers into smaller shares
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| quadrilateral | a four sided polygon
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| ray | a part of a line that has one endpoint and goes on forever in one direction
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| angle measurement | the measure of the size of an angle
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| x-axis | in a coordinate plane, the horizontal axis
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| x-coordinate | in an ordered pair, the value that is always written first
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| protractor | a tool used to measure and draw angles
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| endpoint | a point at either end of a line segment, or a point at one end of a ray
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| ordered pairs | a pair of numbers that gives the coordinates of a point on a grid (horizontal coordinate, vertical coordinate)
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| right rectangular prism | a prism with six rectangular faces where the lateral edge is perpendicular to the plane of the base
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| origin | the intersection of the x- and y-axes in a coordinate plane, described by the ordered pair (0,0)
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| coordinate system | 2-dimensional system in which the coordinates of a point are its distances from two intersecting , usually perpendicular, straight lines called axes
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| classify | to sort into categories or arrange into groups by attributes
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| coordinates | an ordered pair of numbers that identify a point on a coordinate plane
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| side of a polygon | any of the line segments that form a polygon
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| line | a set of connected points continuing without an end in both directions
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| intersecting lines | lines that cross at a point
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| attribute | a characteristics of an object, such at color, shape, size, etc.
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| circular arc | part of a circle between any two of its points
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| coordinate plane | a 2-dimensional system in which the coordinates of a point are its distances from two intersecting usually perpendicular, straight lines called axes (also called a grid)
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| angle | two lines that meet at a common point
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| acute angle | an angle less than 90° but more than 0°
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| perpendicular lines | two intersecting lines that form right angles
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| right angle | a 90° angle, such as the corner of a square
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| arc | part of a circle between any two of its points
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| solid figure | a geometric figure with three dimensions
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| tiling | a pattern of shapes repeated to fill a plane, the shapes do not overlap and there are no gaps
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| circle | a figure with no sides an no vertices
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| right triangle | a triangle that has one 90° angle
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| quadrants | the four sections of a coordinate grid that are separated by the axes
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| vertex | a point at which two or more sides of a geometric figure meet
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| parallel lines | lines that are always the same distance apart
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| degree | a unit for measuring angles, based on dividing a circle by 360
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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:
mslind
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