Test Taking Strategies circle important terms underline any numbers Mark the Text double-underline the question Cross out wrong answers Use LOGIC Plug in answers This improves your chances Does the answer make sense? When stuck, plug in the answers!!!
Flash Cards As you review the PowerPoint, think about what comes next.
Perimeter add up all the sides add
Area of a Multiply (use the formulas) Parallelogram These formulas are NOT given to you on the test!! Rectangle Square
Triangle These formulas are NOT given to you on the test!! Area of a Multiply (use the formulas)
Volume use the formula multiply This formula is NOT given to you on the test!!
Slope
Positive Slope the line goes up
Negative Slope the line goes down
Graphing Equations Positive Equations The graph goes up!
+ Line
+ Parabola
+ Cubic
Graphing Equations Negative Equations The graph goes down!
Line
Parabola
Cubic
Parallel Lines have the same … Slope
Mean average Add up all the numbers. Divide by the # of numbers
Median middle Put the numbers in order. Find the middle number.
Mode most Put the numbers in order. Find the number that appears the most.
Reciprocal flip DOES NOT CHANGE THE SIGN!
Opposite change the sign. The opposite of a positive is negative The opposite of a negative is positive
%percent convert to decimal and multiply move the decimal 2 places to the left What is 25% of 60? (0.25)(60) =15
Scientific Notation positive # is a big # negative # is a small # must be greater than or equal to 1 and SMALLER than 10 move decimal to the RIGHT move decimal to the LEFT
Square Root symbol What # times itself equals the inside?
Absolute Value NumbersEquationsInequalities The absolute value of what numbers equals 5? Notice, 2 answers AND one CAN be negative! Plug in the answers!
Positive correlation (relationship) x y As x increases, y increases. There is a positive relationship between x and y.
Negative correlation (relationship) x As x increases, y decreases. There is a negative relationship between x and y. y
No correlation (relationship) x As x increases, y ????. There is a NO relationship between x and y. y
Probability To write a probability, start with a fraction What you want Total Probability can be written as… FractionDecimalPercent
Sum addition Difference subtraction Product multiplication Quotient division Is= equal
Pythagorean Theorem Tells us the lengths of the sides c is the longest side Whenever you see a right triangle, think Pythagorean Theorem!!
Whenever you see a RIGHT triangle, think these numbers.
Reflection think mirror Where is the mirror? y -axis
Reflection think mirror Where is the mirror? x -axis
Congruent Same Shape Same Size
Test Taking Strategies circle important terms underline any numbers Mark the Text double-underline the question Cross out wrong answers Use LOGIC Plug in answers This improves your chances Does the answer make sense? When stuck, plug in the answers!!!