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Definition
| from the Latin meaning like, this is a relationship between geometric figures which have the same shape, but not necessarily the same size. Informally, in similar polygons, corresponding angles are congruent, and corresponding sides are in proportion. |
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Term
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Definition
from teh Latin, meaning computation, this is a numerical comparison between two numbers (found by division), generally expressed as a fraction. Specifically, for two numbers, and and b, the ration of a to b, is a/b, with b not equaling zero. Note: another common way to express a ration is by using a colon between the numbers. For example, the ration of x to y can be expressed as x:y.
Must use the same units |
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Term
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Definition
| a numerical comparison between three or more numbers, generally expressed in the colon format. for example, the comparison between the three numbers t u and v cna be expressed as t:u:v. |
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Term
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Definition
| from the Latin, meaning for its portion, this is a relation stating that two ratios are equal. for example x/y = a/b is a proportion adn is read, "x is to y as a is to b". As well, this proportion could be expressed using colons as follows x:y= a:b |
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Term
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Definition
| any of the four individual numbers in a proportion. for example, in teh proportion x:y = A:b, x is the first term adn b is the fourth term (also called fourth proportional. the first and fourth often called extremes and the second and third terms are often called the means |
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Term
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Definition
| any of the four individual numbers in a proportion. for example, in teh proportion x:y = A:b, x is the first term adn b is the fourth term (also called fourth proportional. the first and fourth often called extremes and the second and third terms are often called the means |
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