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Name ________________________________ Weekly Review #3 Date _____ Class _____ Mr. Lynch Part I: Place the letter of the correct answer on the line provided! _____ 1) Which of the following cannot be the sides of a right triangle? a) {9,40,41} b) {7,24,25} c) {3,4,5} d) {17,26,29} _____ 2) The image of the origin under a certain translation is the point (2,-6). The image of the point (-3,-2) under the same translation is the point a) (-6,12) b) (-3/2, 1/3) c) (-5,4) d) (-1,-8) _____ 3) Which of the following has point symmetry? a) A b) M c) Y d) Z _____ 4) In ΔABC, m<A = x, m<B = 2x + 2, and m<C = 3x + 4. What is the value of x? a) 29 b) 31 c) 59 d) 61 _____ 5) Which equation represents a circle whose center is (-2,3) and whose radius is 5? a) (x – 2)2 + (y + 3)2 = 5 c) (x + 2)2 + (y - 3)2 = 25 b) (x + 2)2 + (y - 3)2 = 5 d) (x – 2)2 + (y + 3)2 = 25 Part II: Complete each of the following showing all work!!! 6) The measure of two complementary angles are represented by (3x + 15) and (2x – 10). What is the value of x and each angle? 7) Solve the following quadratic equation: x2 = - 4x + 21 8) In the accompanying diagram, lines AB and CD intersect at point E. If the measure of <AEC = 4x – 40 and the measure of <BED = x + 50, find the number of degrees in <AEC. C B E B A D 9) C A D Given: BA AD ED AD C is the midpoint of AD Prove: BC EC E 10) Given the equation of the straight line y = -4x + 2. a) Determine the slope of a line that is parallel to the given line. b) Determine the slope of a line that is perpendicular to the given line.