Math Final Review Word Scramble
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Term | Definition |
proportion | a statement that two ratios are equal; cross-multiplication can be used to determine if ratios are proportional. |
evaluate | to solve an algebraic expression when a value is given for a variable. |
perimeter | the sum of the sides of a polygon |
circumference | the measure of the outside of a circle; pi times diameter. |
area | the measure of the surface of a polygon; a two-dimensional measurement; units squared |
acute angle | an angle larger than 0 degrees and less than 90 degrees |
obtuse angle | an angle that is greater than 90 degrees and less than 180 degrees |
right angle | an angle that measures exactly 90 degrees |
pentagon | a five-sided polygon |
octagon | an eight-sided polygon |
hexagon | a six-sided polygon |
decagon | a ten-sided polygon |
sum of angles in a triangle | 180 degrees |
sum of angles in a quadrilateral | 360 degrees |
opposites | integers that are the same distance away from zero on a number line, but in opposite directions. |
inequality signs | less than, greater than, less than or equal to, and greater than or equal to. |
radius | a line that goes from the center of a circle to a point on the circle; half of the diameter |
diameter | a line that connects two points of a circle, and passes through the center point; twice the radius |
tax and tip | usually found by finding the percent of a number, and adding that amount to the original number. |
discount | usually found by finding the percent of a number, and subtracting that amount from the original number. |
surface area | the sum of the areas of each face of a polygon. |
quadrant | one of four regions into which x- and y- axes divide the coordinate plane. |
integers | the counting numbers, their opposites, and zero. |
range | the difference between the largest and smallest number in a set of data |
median | the middle number in a set of data; find the average if there are two middle numbers. |
mean | the average number in a set of data. |
mode | the number or numbers that occur the most in a set of data. |
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