semester II
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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| proportion | an equation of the form a/b=c/d that states that two ratios are equivalent
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| similar polygons | two polygons are similar if their corresponding angles are congruent and the measures of their corresponding sides are proportional
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| hypotenuse | in a right triangle, the side opposite the right angle
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| anle of depression | an angle formed when a person must look down from a tower or cliff to see an object below.
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| pythagorean theorem | in a right triangle, the sum of the squares of the measures of the legs equals the square of the measure of the hypotenuse
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| angle of elevation | the anle that is formed when a person must look up to see an object
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| sine | in a right triangle, the ratio of the measure of the leg opposite the acute angle to the measure of the pypotenuse
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| cosine | in a right triangle the ratio of the measure of the leg adjacent to the acute angle to the measure of the hypotenuse
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| tangent | in a right triangle, the ratio of the measure of the leg opposite the acute angle to the measure of the leg adjacent to the acute angle
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| geometric mean | for a ny positive numbers a and b, x= square route of ab
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| trigonometric ratio | a ratio of the measures of two sides of a right triangle
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| arc of a chord | a minor arc that has the same endpoints as a chord
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| concentric circles | circles that lie in the same plane and have the same center
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| minor arc | an arc of a circle that is between 0 and 180 degrees
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| central angle | an angle whose vertex is the center of a circle
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| diameter | a chord that contains the center of a circle
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| point of tangency | the point of the intersection of a circle and a tangent to the circle
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| chord | a segment whose endpoints are on the circel
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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:
jamesjett
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