Geometry Terms
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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| Acute Triangle | triangle with all three angles less than 90°
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| Angle Bisector | ray that cuts the angle exactly in half, making two equal angles
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| Congruent Triangles | triangles that have the same size and shape. In particular, corresponding angles have the same measure, and corresponding sides have the same length.
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| Concave Polygon | any polygon with an angle measuring more than 180°. Concave polygons look like they are collapsed or have one or more angles dented in.
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| Convex Polygon | any polygon that is not concave
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| Equilateral Triangle | triangle with three equal sides
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| Hypotenuse | right triangle is the side of the triangle that is opposite to the right angle.
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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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