The gre anlytycal writting section 8 ppt

... angle. l 1 l 2 l l 2 1 A B l – THE GRE QUANTITATIVE SECTION 1 78 Translating Words into Numbers The most important skill needed for word problems is being able to translate words into mathematical oper- ations. The following ... degrees. Acute Angle 1 2 AC D B Endpoint, or Vertex ray ray – THE GRE QUANTITATIVE SECTION 179  Geometry Review About one-third of the questions o...

Ngày tải lên: 07/08/2014, 13:21

... right angle A B C – THE GRE QUANTITATIVE SECTION 144 T his chapter will help you prepare for the Quantitative section of the GRE. The Quantitative sec- tion of the GRE contains 28 total questions: ■ 14 ... tie together the first sentence of the passage and the series of sentences that begin on line 18. 11. c. This assertion is contained in the first sen- tence of t...

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... 0 xy 2 Ͻ 0 xy 2 R V S T U 4 3 Q R S P V T The length of the sides in squares PQRV and VRST is 6. – THE GRE QUANTITATIVE SECTION 1 48 The Quantitative section covers four types of math: arithmetic, ... What is the area, in square feet, of the portion of the rug that excludes the border? a. 28 b. 40 c. 45 d. 48 e. 54 16. If ᎏ d 7n – – 3n d ᎏ = 1, which of the foll...

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... determine the placement of the decimal point in the answer, count the numbers located to the right of the decimal point in the decimals being multiplied. The total numbers to the right of the decimal ... positive, so the answer is positive. 8 + –11 = Subtract the absolute values of the numbers: 11 – 8 = 3 The sign of the number with the larger absolute valu...

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... all the variables on one side and all the numbers on the other. 4. The final step often is to divide each side by the coefficient, leaving the variable equal to a number. – THE GRE QUANTITATIVE SECTION 165 Examples: .45 ... determine the placement of the decimal point in the answer,count the numbers located to the right of the decimal point in the decimals being...

Ngày tải lên: 07/08/2014, 13:21

... all the variables on one side and all the numbers on the other. 4. The final step often is to divide each side by the coefficient, leaving the variable equal to a number. – THE GRE QUANTITATIVE SECTION 165 ... (–15x + –10y + –8z) Change all subtraction within the parameters first. (8x + –7y + 9z) + (–15x + –10y + 8z) Then change the subtraction sign outside of the parent...

Ngày tải lên: 07/08/2014, 13:21

... number, the inequality symbol changes direction. x – 2y = 9 ᎏᎏ –(x – 5y = 3) – THE GRE QUANTITATIVE SECTION 174 Quadratic equations can have two real solutions, as in the previous example. Therefore, ... inequality, isolate the letter and solve the same as you would in a first-degree equation. Remember to reverse the direction of the inequality sign if you divide or multiply...

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... equal 180 . Thus, the equation is x + x + 10 = 180 . Solve for x:2x + 10 = 180 –10 –10 2x = 170 ᎏ 2 2 x ᎏ = ᎏ 17 2 0 ᎏ x =85 Therefore, mЄx = 85 and the obtuse angle is equal to 180 – 85 = 95. ANGLES ... adjacent Adjacent Angles 1 2 ∠1 + m∠2 = 180 ° Supplementary Angles m – THE GRE QUANTITATIVE SECTION 181 ■ A right angle is an angle that measures exactly 90 degrees. A right...

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... opposite the 30-degree angle.) ■ The leg opposite the 60-degree angle is 3 times the length of the other leg. 10͙2 ෆ ᎏ 2 ͙2 ෆ ᎏ 2 10 x x ͙2 ෆ ᎏ 2 45° 45° – THE GRE QUANTITATIVE SECTION 188 ■ In ... with the other angles measuring 30 and 60 degrees: ■ The leg opposite the 30-degree angle is half the length of the hypotenuse. (And, therefore, the hypotenuse is two...

Ngày tải lên: 07/08/2014, 13:21