Math-Book-GMAT-Club

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CuboidA cube is the 3‐D generalization of a rectangle, and is characterized by the length of its sides,results include:. Important Volume = Surface Area = Diagonal Length =Cylinder‐ 119 ‐GMAT Club Math Bookpart of GMAT ToolKit iPhone App
A cylinder is a 3‐D object formed by rotating a rectangular sheet along one of its sides. It is characterized by theradius of the base, , and the height,. Important results include: Volume = Outer surface area w/o bases = Outer surface area including bases =‐ 120 ‐GMAT Club Math Bookpart of GMAT ToolKit iPhone App
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For the latest version of the GMAT
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Number TheoryDefinitionNumber Theor
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• 1 (and ‐1) are divisors of ev
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other digits: 21‐(9+8+6+9)=‐11,
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Sum of n first positive integers:Su
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Converting Decimals to Fractions•
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Operations involving the same bases
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PERCENTDefinitionA percentage is a
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Absolute ValueDefinitionThe absolut
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satisfied (‐15 is not within (‐
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FactorialsDefinitionThe factorial o
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AlgebraScopeManipulation of various
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There is a common misconception tha
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RemaindersDefinitionIf and are posi
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A. 2B. 4C. 8D. 20E. 45divided by yi
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Example #10 (hard)When positive int
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Word Problems OverviewThe Following
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Key words: less than (implies subtr
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Distance/Speed/Time Word ProblemsWh
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In the next section we will learn h
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Time(3) = Time(1) + Time(2) ‐‐
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3*x = 5*(x ‐ 20) ‐‐> x = 50 m
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Work Word ProblemsWhat is a ‘Work
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Example 3:Working together, printer
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Advanced Overlapping Sets ProblemsS
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the writing club. If 6 students sig
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two of the courses and 1 employee h
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Consider this problem to be an over
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Median The median of a triangle is
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• The midsegment is always parall
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Equilateral triangle all sides have
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• A right triangle where the angl
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Then the triangles ABC, CHB and CHA
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Quadrilateral A polygon with four '
Page 70 and 71: Squares A 4‐sided regular polygon
Page 72 and 73: • Area ‐ The usual way to calcu
Page 74 and 75: • A circle is the shape with the
Page 76 and 77: ChordA line that links two points o
Page 78 and 79: angle.• An inscribed angle is exa
Page 80 and 81: chords.‐ This becomes the theorem
Page 82 and 83: Coordinate GeometryDefinitionCoordi
Page 84 and 85: As you can see, the distance formul
Page 86 and 87: Lines in Coordinate GeometryIn Eucl
Page 88 and 89: The equation of a straight line tha
Page 90 and 91: Positive slopeHere, y increases as
Page 92 and 93: A horizontal line has a slope of ze
Page 94 and 95: Solution: We first find the slope o
Page 96 and 97: To answer, we must find the slope o
Page 98 and 99: Example #2Q: Find the point of inte
Page 100 and 101: ParabolaA parabola is the graph ass
Page 102 and 103: Standard DeviationDefinitionStandar
Page 104 and 105: Standard deviation of is . Decrease
Page 106 and 107: ProbabilityDefinitionA number expre
Page 108 and 109: Therefore, the probability of getti
Page 110 and 111: 2) Reversal combinatorial approach:
Page 112 and 113: Combinations & PermutationsDefiniti
Page 114 and 115: 1. The total number of arrangements
Page 116 and 117: is the first termDefining Propertie
Page 118 and 119: Solution(1) a1=8, does not tell us
Page 122 and 123: ConeA cone is a 3‐D object obtain
Page 124 and 125: Volume =Surface Area w/o base =Surf
Page 126: (2) : Sum of sides = . Not sufficie
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Math-Book-GMAT-Club

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