Chapter 7
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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| pythagorean theorom | the square of hyp= square of both legs added together
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| converse of ^^ | if a square of the longest side is equal to the sum of the squares of the other sides, then it is a right triangle.
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| 7.3 | if square of the length of the longest side is less than the sum of the squares of the other two sides then it is and acute triangle.
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| 7.4 | if square of the length of the longest side is greater than the sum of the squares of the other two sides then it is and obtuse triangle.
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| 7.5 | if the altitude is drawn to the hyp. of a right triangle, then the two triangles formed are similar to the original and each other.
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| 7.6 | in a right triangle, the altitude from the right angle to the hyp. divides the hyp. into two segments. length of altitude is GM.
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| 7.7 | in a right triangle, the altitude from the right angle to the hyp. divides the hyp. into two segments. length of each leg is GM.
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| 7.8 | in 45-45-90 triangle, the hyp. is square root 2 times as long as each leg.
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| 7.9 | in 30-60-90 triangle, the hyp. is twice as long as the shorter leg, and the longer leg is square root 3 times as long as the shorter leg
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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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