Geometry-Chapter 6 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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a comparison of two numbers using division. | ratio
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an equation that states that two ratios are equal | proportion
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the middle terms of a proportion | means
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the first and last terms of a proportion | extremes
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for two positive numbers a and b, the positive number x that satisfies a/x = b/x. | geometric mean
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a drawing that is the same shape as the object it represents | scale drawing
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a ratio that describes how the dimensions in a scale drawing are related to the actual dimensions of the object | scale
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two polygons such that their cooresponding angles are congruent and the lengths of cooresponding sides are proportional | similar polygons
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the ratio of the lenghts of two cooresponding sides of two similar plygons | scale factor of two similar polygons
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a transformation that stretches or shrinks a figure to create a similar figure | dilation
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in a dilation, the fixed point about which the figure is enlarged or reduced | center of dilation
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in a dilation, the ratio of a side length of the image to a cooresponding side lenth of the original figure | scale factor of a dilation
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a dilation with a scale factor between 0 and 1 | reduction
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a dilation with a scale factor greater than 1 | enlargement
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To hide a column, click on the column name.
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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:
aelohaus
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