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7th Grade EOY Final

Angle A figure formed by two rays with a common endpoint called the vertex
Similar Shapes Figures with the same shape but not necessarily the same size
Corresponding Sides Matching sides of two or more polygons
Corresponding Angles Angles in the same relative position in polygons with an equal number of sides
Ratio A comparison of two quantities by division (Fraction)
Scale Ratio between two sets of measurements
Polygon A closed plane figure formed by three or more line segments that intersect only at their endpoints
Scale Drawing Drawing that uses a scale to make an object smaller or larger than the real object
Circumference The distance around a circle
Diameter A line segment that passes through the center of the circle and whose endpoints lie on the circle
Radius A line segment with one endpoint at the center of the circle and the other endpoint on the circle
Pi The ratio of the circumference to the diameter (C/d), which is the same for all circles
Area The number of square units needed to cover a given surface
Composite figure A figure that is made up of 2 or more simple geometric shapes
Volume the number of cubic units needed to fill a given space (inside)
Total Surface Area (TSA) the sum of all the areas of all the faces, or surfaces of a 3
"B" area of the base of a 3 dimensional figure
Range the difference in the least and greatest value
Upper Quartile the median of the upper half of the data
Mode the number that occurs most frequently
Median the middle number in an ordered set of data
Lower Quartile the median of the lower half of the data
Interquartile Range (IQR) the difference between the upper and lower quartiles in a box and whisker plot
Fixed Expense an expense that stays the same from month to month
Variable Expense an expense that changes from month to month
Asset something owned with a positive cash value
Liability something owed, a debt with a negative cash value
Discount a deduction from the usual cost of something,
Sales Tax a tax imposed by state or local government, it is a percent of the total cost of goods and services
Principal the initial amount of money borrowed or saved
Gross Pay a worker's pay before any amounts are deducted, or taken out
Net Pay gross pay minus all deductions
Taxable Income the total amount of income minus deductions
Income Tax an annual government tax on personal incomes
Interest the amount of money charged for borrowing or using money, or the amount of money earned by saving money (a percentage)
Simple Interest It is found using the formula I = Prt, where P represents the principal, r the rate of interest, and t the time
Lateral Surface Area (LSA) the sum of all the areas of the lateral faces not including the bases
Indirect Measurement The technique of using similar figures and proportions to find a measurement
Net Worth the difference between your total assets and liabilities; can be positive or negative
Rebate a partial refund to someone who has paid too much money for tax, rent, or a utility
Created by: user-1783258
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