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THS Pre-Algebra Chapter 6 Vocab
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Gravity
Terms in this set (16)
Rate
A ratio of two measurements having different units.
Scale
There relationship between the measurements on a drawing or model and the measurements of the real object
Dimensional Analysis
Process of including units of measurement as factors when you compute
Indirect Measurements
Allows you to us the properties of similar triangles to find measurements that are difficult to measure directly
Congruent
Having the same measure
cross products
the product of one numerator and the opposite denominator in a pair of fractions or a proportion
scale Model
A model used to represent an object that is too large or too small to be built at actual size
Proportion
Equation stating that ratios or rates are equal
Unit Rate
A rate simplified so that it has a denominator of 1
Scale Drawing
Used to represent an object that is too large or too small to be drawn or built at actual size
Dilation
Transformation that enlarges or reduces a figure by a scale factor
simplest form
an algebraic expression in simplest form has no like terms and no parentheses
similar figures
figures that have the same shape but not necessarily the same size
Figure
a two dimensional shape that lies entirely within one plane
Scale Factor
if the scale drawing and model have the same unit of measure, the scale can be without units.
ratio
A comparison of two numbers by division
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