Anglas Geometry

Páginas: 2 (314 palabras) Publicado: 3 de noviembre de 2012
MATHEMATICS DEPARTMENT
EIGHTH GRADE – FINAL TEST
NAME: _____________________________ No. LIST: ___ 8: ___ NOVEMBER 15 -2011

PART I (16 points)
Represent on theCartesian plane each line or on the number line each inequality.
1) 3x-5y=15 | 2) y=-23x-4 |
3) -5>x or x>-1 | 4) -3<x≤2 |

PART II (24 points)
Solveeach equation. Show all your process.
5) 12-63x-4=4-32x-3 | 6) 142x-5-2712x-144=2-x-214 |
7) 3x-7=xy+p; for x | |

PART III (10 points)
Make an equation orinequality for each problem. Don´t solve it.
8) The difference between 6 and the quotient of a number and 2 is equal to the sum of 8 and the quotient of the same numberand 4. Write the equation to represent the problem. | |
9) One-seventh the quantity of 25 minus a number is at least 16 the quantity of the number decreased by 3.What is the smallest possible number? | |

PART IV (16 points)
Solve each inequality. Represent its solution in interval.
10) 32p+6<18 or -p9<-2 | 11)-1.5<-y-3<0 |

PART V (16 points)
Write an equation in point-slope form, for the line that fits the description given.
12) Contains the point 4,10 and isperpendicular to -x+2y=-5 | 13) Contains the point -2,-5 and is parallel to 2x-5y=7 |

PART VI (18 points)
14) According to the figure, answer the points a tof. Line AD∥GE

a) True or false. ∡ABC is corresponding with ∡GFH. _____
b) True or false. ∡HFE is alternate exterior angle with ∡ABC. _____
c) True orfalse. ∡BFE is alternate interior angle with ∡ABF. _____
d) Find the measure of ∢CBD. ______
e) Find the value of x ________
f) Find the value of y ________
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