SAT math essentials part 7 ppt

... 180(x Ϫ 2) S ϭ 180(6 Ϫ 2) S ϭ 180(4) S ϭ 72 0 The sum of the angles in the polygon is 72 0°. 12 4 3 m∠1 + m∠2 + m∠3 + m∠4 = 360° B CF A D E –GEOMETRY REVIEW– 1 27 Answer a. To find the length of an arc, ... ϭ ᎏ 81 3 π ᎏ A ϭ 27 The area of the sector is 27 . x° r r secto r –GEOMETRY REVIEW– 123 Practice Question What is the area of the sector shown above? a. ᎏ 4 3 9 6 π 0 ᎏ b. ᎏ 7 3 π ᎏ c...

Ngày tải lên: 22/07/2014, 10:22

... ϭ ᎏ 1 1 5 ᎏ ϩ ᎏ 1 2 5 ᎏ ϩ ᎏ 1 7 6 5 ᎏ ϩ ᎏ 2 8 5 ᎏ Use an LCD of 75 . ϭ ᎏ 7 5 5 ᎏ ϩ ᎏ 1 7 0 5 ᎏ ϩ ᎏ 1 7 6 5 ᎏ ϩ ᎏ 2 7 4 5 ᎏ ϭ ᎏ 7 5 5 ᎏ ϩ ᎏ 1 7 0 5 ᎏ ϩ ᎏ 1 7 6 5 ᎏ ϩ ᎏ 2 7 4 5 ᎏ ϭ ᎏ 5 7 5 5 ᎏ The probability ... proportion: ᎏ ele w p a h t a e n r ts ᎏ ϭ ᎏ 6, 3 7 0 50 ᎏ ϭ ᎏ 7 x 0 ᎏ Find cross products to solve: ᎏ 6, 3 7 0 50 ᎏ ϭ ᎏ 7 x 0 ᎏ (6 ,75 0) (70 ) ϭ 30x 47...

Ngày tải lên: 22/07/2014, 10:22

... is the y-intercept of the line? a. (7, 0) b. (0 ,7) c. (7, 7) d. (2,0) e. (15,0) slopes are negative reciprocals equal slopes no slope –GEOMETRY REVIEW– 1 47 Practice Question Mr. Suarez painted ... translate the questions into math. Percent questions typically contain the following elements: ■ The percent is a number divided by 100. 75 % ϭ ᎏ 1 7 0 5 0 ᎏ ϭ 0 .75 4% ϭ ᎏ 1 4 00 ᎏ ϭ 0.04...

Ngày tải lên: 22/07/2014, 10:22

... triples: 3:4:5 3 2 + 4 2 = 5 2 6:8:10 6 2 + 8 2 = 10 2 5:12:13 5 2 + 12 2 = 13 2 7: 24:25 7 2 + 24 2 = 25 2 8:15: 17 8 2 + 15 2 = 17 2 810 ? 35 a 4 –GEOMETRY REVIEW– 114 Classifying Angles Angles are classified ... and 7 ∠6 and ∠8 ■ Four of these vertical angles are obtuse: ∠1, ∠3, ∠5, and 7 ■ Four of these vertical angles are acute: ∠2, ∠4, ∠6, and ∠8 ■ The obtuse angles are equal: ∠1...

Ngày tải lên: 22/07/2014, 10:22

... SHEET: –PRACTICE TEST 2– 1 07 1.abcde 2.abcde 3.abcde 4.abcde 5.abcde 6.abcde 7. abcde 8.abcde 9.abcde 10.abcde 11.abcde 12.abcde 13.abcde 14.abcde 15.abcde 16.abcde 17. abcde 18.abcde 19.abcde 20.abcde 21.abcde 22.abcde 23.abcde 24.abcde 25.abcde 26.abcde 27. abcde 28.abcde 29.abcde 30.abcde 31.abcde 32.abcde 33.abcde 34.abcde 35.abcde –PRACTICE ... after the first official game of the sea...

Ngày tải lên: 22/07/2014, 10:22

... practice essay, get more prompts from resources such as Acing the SAT 2006 (LearningExpress, 2006) or 11 Practice Tests for the New SAT (Princeton Review, 2004).  Planning Your Essay Planning takes ... competitor, who was one –THE ESSAY– 70 Organizing The third and final stage of planning is organizing. Because there is a standard formula for high-scoring SAT essays, organizing is muc...

Ngày tải lên: 22/07/2014, 10:22

... – 110 = 70 degrees. OB and DO are radii, which makes triangle DBO isosceles, and angles ODB and DBO congruent. Since DBO is 70 degrees, ODB is also 70 degrees, and DOB is 180 – (70 + 70 ) = 180 ... = 7. There are (7) (3) = 21 four-person booths and (7) (5) = 35 two- person booths. Section 2 Answers 1. c. Substitute –3 for x and solve for y: y = –(–3) 3 + 3(–3) – 3 y = –(– 27) – 9 – 3 y =...

Ngày tải lên: 22/07/2014, 10:22

... 2 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 9...

Ngày tải lên: 22/07/2014, 10:22

... 2 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 1 2 3 4 5 6 7 8 9 • 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • / 1 2 3 4 5 6 7 8 9 0 • 9...

Ngày tải lên: 22/07/2014, 10:22