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Math Applied
| Math Questions | Math Answers |
|---|---|
| TVM stands for | time value money solver |
| for TVM, N= | number of compounding periods |
| TVM: I%= | annual interest rate |
| TVM: PV= | present value (always negative unless it is a loan) |
| TVM: PMT= | payment amount |
| TVM:FV= | future value unless tou owe money (like on a loan) |
| TVM:P/Y= | the number of payment periods per year |
| TVM:C/Y= | number of compounding priods per year (always the same as P/Y) |
| TVM: END/BEGIN= | always use end unless the question states otherwise |
| if you have an inscribed angle and a central angle subtended by the same arc then... | the inscribed angle will be half of the central angle. |
| any inscribed angle subtended by the diameter of a circle.... | will always produce a right angle |
| a scale drawing is | a reproduction of the original diagram either smaller or larger |
| what is a pictoral diagram? | it is a three dimensional drawing of a two dimensional object |
| what is an orthographic diagram? | it is a two dimensional drawing of a three dimensional object |
| broken lines are used to show... | how the different veiws of an object line up with one another |
| blueprints | used in the building process to show how the final object should be |
| The y coordinate of the x intercept is | 0 |
| The x coordinate of the y intercept is | 0 |
| y = mx + b is a | linear function |
| slope equals | m |
| y intercept equals | b |
| the standard form of an equations is set to equal | 0 |
| there are no ------- only whole numbers | whole numbers fractions |
| the coefficient of the x term must be | positive |
| the coefficient of other terms can be | positive or negative |
| to get rid of fractions you must | multiply by the denominator |
| y > means you | shade above the dotted line |
| y < means you | shade below the dotted line |
| y > or equal to means you | shade above the solid line |
| y < or equal to means you | shade below the solid line |
| a system of inequalities | can consist of two or more inequalities and the solution is the region where the corosponding half-plane is the intersect or overlap |
| normal shading | solution area is darkest |
| reverse shading | solution ares is lightest |
| in y=mx+b, m is the | slope |
| in y=mx+b, b is the | y intercept |
| the x intercept is where | the line crosses the x axis |
| to solve for x | make y zero |
| to solve for y | make x zero |
| Linear Equation | any equation that has a degree of one and when graphed on a coordinate grid becomes a line |
| adding or subtracting the equations of a linear system | doesn’t change the solution |
| sometimes to eliminate a variable you must | multiply be a constant |
| < means | less than |
| > means | greater than |
| < with a line underneath means | less than or equal to |
| > with a line underneath means | greater than or equal to |
| inequalities with only one variable can still be shown on a grid, but they will be | horizontal or vertical |
| the y intercept is where | the line crosses the y axis |
| a linear system | (blank) |
| Population Pyramid | two back to back, horizontal histograms with a common vertical axis, used to interpret how people of various ages live |
| Multiple Line Graph | two or more line graphs used to compare one comodity with another |
| Stacked Bar Graph | bar graph with two or more stacks used to compare data |
| Circle Graph / Pie Chart | circular graph used to chow tho relation of one part to another and to the part as a whole |
| Graphs compare... | relationships between sets of quantities |
| Why do we display data in bar graphs? | so that a large amount of data can be displayed in a short time period |
| what do bar graphs compare? | two at more things that are simmilar |
| What is the difference between a histogram and a bar graph? | a histogram has no spaces between the bars but a bar graph has spaces |
| in a line graph, why are the points connected? | to show trends in the data |
| in a line graph only the points are ____________ | actual values |
| Time related graphs | their quantities depend on time |
| Interpolation | estimation of a value between two points on the graph |
| Extrapolation | estimation of a value beyond tho plottred points on the graph |
| Discrete Data | can be counted using whole #’s. produces a graph with points not joined |
| Continuous Data | allows for comtinuous cange such as volume or speed. produces graphs joined together |
| salary | a fixed amount of money earned over a specific period of time |
| wage | money earned daily or hourly |
| commission | earnings based on a percent of an employee’s salary durring the pay period |
| graduated commision | earnings based on commission; increases or decreases when sales reach a certain level |
| piecework | earnings bassed on the number of items produced |
| bi-weekly | once every two weeks - 26 times per year |
| semi-monthly | twice each month - 24 times per year |
| weekly | 52 times per year |
| monthly | 12 times per year |
| annually | once par year |
| the ---- of each graph should be clearly shown | title |
| the --- of a graph should be drawn with a ruler | bars |
| weather maps show... | temperatures of precipitation |
| isobars | connect places of the same barrometric pressure |
| isotherms | connect places of the same temperature |
| warm fronts | are indicated by red lines with semicircles |
| cold fronts | blue lines with triangles |
| maps use contour lines to show | outlines of hills, mountains, valleys above or below sea level |
| the GS selection arrow: | allows tou to select a point or item |
| the GS point tool: | allows you to draw different point on the screen to be connected |
| the GS compass tool: | allows you to draw circles |
| theGS straight edge: | allows you to connect points and draw line segments |
| the GS text tool: | allows you to label the points |
| how do you now if a circle is selected? | there will be four points around the circle that will be hilighted |
| how do you know if a line segment is selected? | there are two boxes on the line that will be hilighted |
| how do you know if a point is selected? | it will be hilighted with a circle around it |
| the midpoint of the chord, where the line meets the chord creates a ------------- on both sides of the line | right angle |
| the pythagorean theorem formula | A^2 + B^2 = C^2 |
| the perpendicular from the centre of the circleto a chord ----- the chord | bisects |
| the perpendicular bisector of a chord passes through the ------ of the circle | center |
| the perpendicular bisectors of all chordsof a cirlce intersect at the ----- of the circle | center |
| the line that passes through the center of a circle and th midpoint of a chord makes a -------- with the chord | right angle |
| the measure of a central angle is twice the measure of an inscribes anlge: | subtended by the same arc |
| an angle inscribed in a semicircle: | is a right angle |
| inscribed angles subtended by the same arc: | are equal |
| minor arc | an arc that opposes the major arc |
| subtended | opposed |
Created by:
Tigger 27
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