Math Vocab Unit 3
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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Constant of porportionality | factor of proportionality: the constant value of the ratio of two proportional quantities x and y; usually written y = kx, where k is the factor of proportionality.
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Direct Variation | mathematical relationship between two variables that can be expressed by an equation in which one variable is equal to a constant times the other.
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Linear Equation | an equation between two variables that gives a straight line when plotted on a graph.
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Point-slope form | The equation of a straight line in the form y - y 1 = m ( x - x 1 ).
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Slope-intercept form | A linear equation is an algebraic equation in which each term is either a constant or the product of a constant and a single variable.
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Rate of change | The speed at which a variable changes over a specific period of time.
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Slope |
a surface of which one end or side is at a higher level than another; a rising or falling surface.
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x-intercept | the point at which the line crosses the x axis.
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y-intercept | Where a straight line crosses the Y axis of a graph.
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Unit Rate | the ratio of two measurements in which the second term is 1.
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Proportional relationship | relationships between two equal ratios.
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Intersecting Lines | The point where two lines meet or cross.
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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:
MisCoy17
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