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**Front Side of Flash Card**

..two integers √41 lies between… *to find an answer… Back Side of Flash Card Choose a perfect square SMALLER and BIGGER than 41 The square root of both #’s is the answer

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**Front Side of Flash Card Decimal to Percent Percent to Decimal**

Back Side of Flash Card DP : move decimal 2 spaces RIGHT PD : move decimal 2 spaces LEFT

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**Front Side of Flash Card Probability of multiple coin flips**

Back Side of Flash Card Multiply probabilities each coin flip

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**Front Side of Flash Card Increase by a scale factor #**

Back Side of Flash Card Means you multiply original value by factor #

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**Front Side of Flash Card Parallel Slopes Perpendicular Slopes**

Back Side of Flash Card Both lines have the same slope. Both slopes are the OPPOSITE RECIPROCAL of each other

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**Front Side of Flash Card What is the best test-taking strategy?**

Back Side of Flash Card TAKE YOUR TIME, GO SLOWLY, AND DON’T OVER-THINK THE PROBLEM!!1!

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**Front Side of Flash Card**

Calculating % commission of a price (total commission) Back Side of Flash Card Convert % to decimal Multiply that by the price

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**Front Side of Flash Card Properties of parallelograms**

Back Side of Flash Card 2 parallel sides with the same length 2 other sides that have the same length (usually at an angle)

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**Front Side of Flash Card Calculating the y-intercept**

Back Side of Flash Card Plug in 0 for x and then solve for y. Answer: ( 0 , )

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**Front Side of Flash Card**

What is the equation of a line when given point and slope? Back Side of Flash Card Use the point-slope formula: Plug in values and solve for y.

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**Front Side of Flash Card Graph y=x^2**

Back Side of Flash Card x^2 is a parabola facing upwards Positive coefficient

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**Front Side of Flash Card Graph y = -x^2**

Back Side of Flash Card -x^2 is a parabola facing downwards Negative coefficient

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**Front Side of Flash Card Graph y = -x^3 Cubic Function**

Back Side of Flash Card S-shaped graph Looks like negative slope

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**Front Side of Flash Card Graph y = x^3 Cubic Function**

Back Side of Flash Card S-shaped graph Looks like positive slope

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**Front Side of Flash Card**

…vehicle traveling at a certain speed… …distance against the wind, and greater distance with the wind… Back Side of Flash Card Use rt=d formula Wind will be added and subtracted from original speed

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**Front Side of Flash Card Polygon Similarity**

Back Side of Flash Card Polygons need to have the same angles Segment lengths must be in proportion to each other

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**Front Side of Flash Card Polygon Congruence**

Back Side of Flash Card Polygons need to have the same angles Segment lengths need to be the same

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**Front Side of Flash Card Calc. missing length of a triangle:**

Back Side of Flash Card Pythagorean Theorem Triangle needs to have 90* box Hypotenuse (c) opposite 90* box

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**Front Side of Flash Card Solving SYSTEMS of linear equations**

Back Side of Flash Card Plug in x and y values to both equations. Correct answer when both sides equal 5 = 5

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**Front Side of Flash Card Negative exponents… what do you do??**

Back Side of Flash Card Reciprocal the number Make the exponent positive Simplify

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**Front Side of Flash Card Order of Operations**

Back Side of Flash Card Follow PEMDAS Simplify MD and AS from left right

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**Front Side of Flash Card Adding multiple fractions**

Back Side of Flash Card Make common denominators first Add fractions and simplify

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**Positive slopes and correlations**

Front Side of Flash Card Positive slopes and correlations Negative slopes and correlations Back Side of Flash Card Positive Right side facing upwards Negative Right side facing downwards

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**Front Side of Flash Card Multiplying same base exponents**

Back Side of Flash Card Add exponents

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**Front Side of Flash Card Dividing same base exponents**

Back Side of Flash Card Subtract exponents Upstairs guy minus downstairs guy Reciprocal any negative exponents

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**Front Side of Flash Card Exponents outside the parenthesis**

Back Side of Flash Card Exponents multiply Coefficients and some variables have an invisible 1 exp.

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**Front Side of Flash Card Mean**

Back Side of Flash Card Average Add up all data points and divide by # of points

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**Front Side of Flash Card Median**

Back Side of Flash Card Line up all data points (smallest to largest) Pick the guy in the middle (find the mean if there are 2 in the middle)

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**Front Side of Flash Card Mode Modal**

Back Side of Flash Card # in a data set that you see most often {1, 2, 2, 3, 2} mode=2

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**Front Side of Flash Card Absolute value equation**

Back Side of Flash Card Should have 2 answers { # , # }

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**Front Side of Flash Card Dependent events**

Back Side of Flash Card Something can only happen if something else happens

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**Front Side of Flash Card Independent events**

Back Side of Flash Card Something happening has no effect on something else happening

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**Front Side of Flash Card Sci. Standard Notat.**

Back Side of Flash Card Positive Exponent: MOVE DECIMAL RIGHT Negative Exponent: MOVE DECIMAL LEFT

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**Front Side of Flash Card Standard Sci. Notat.**

Back Side of Flash Card Little number (decimal): MOVE DECIMAL RIGHT Big number (#>1): MOVE DECIMAL LEFT Only 1 digit up front!

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**Front Side of Flash Card Area Formulas**

Back Side of Flash Card Include all of your geometry flash cards.

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