math unit 4
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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| ray | a part of a line that has one end piont
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| angle | a figure formed by to rays or line segments with a common end point.
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| line | a straight path that goes on forever in both directions.
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| perpendicular | lines,line segments,or rays that from a right angle
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| parallel | two lines that will never intersect
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| oblique | lines that are not perpendicular or parallel
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| intersect | to cut or divide by passing trough or across
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| protrator | a tool to measure angles
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| degree | a unit for measuring angles
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| right angle | a 90 degree angle
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| straight angle | a 180 degree angle
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| supplementary angles | angles that the sum is 180 degrees
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| complementary angles | angles that the sum is 90 degrees
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| supplementary degrees | degrees that have a sum of 180 degrees
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| complementary degrees | degrees that add up to 90 degrees
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| polygon | a closed lined figure with straight sides
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| congruent | exactly the same size a shape
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| isosceles triangle | a triangle with at least 2 congruent sides
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| equilateral triangle | a triangle with equal sides
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| scalene triangle | a triangle with no equal sides
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| acute angle | a angle less then 90 degrees
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| obtuse angle | a angle bigger 90 dergees
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| right angle | a 90 degree angle
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| right trapeziod | a trapezoid with at least 1 right angle
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| circle | a plain figure that forms a closed path.
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| reflex angle | a angel great than 180 degrees
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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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