chapter 5 - straight line graphs
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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| gradient of a linear equation given two points | show 🗑
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| show | y - y1 = m(x - x1)
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| slope intercept form of a linear equation | show 🗑
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| show | have the same gradient
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| perpendicular lines | show 🗑
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| show | sqrt((x2 -x1)^2 + (y2-y1)^2)
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| show | models that use a linear equation that goes through the origin (c=0)
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| show | appropriate where the data appears to increase at a constant rate
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| show | is based on assumptions
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| (alternative) standard form for a linear equation | show 🗑
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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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That cool NAMe
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