<p> TAKS Grade 9-10: Objective #6 – 2006</p><p>1. Points K and L are shown on the grid below.</p><p>If point K is the midpoint of JL , what are the coordinates of endpoint J? (8.7D)</p><p>A. (6, -5) B. (-6, 7) C. (0, 1) D. (-4, 5)</p><p>2. AHP  ENK as shown below.</p><p>Which scale factor was used to transform AHP to ENK? (8.6A)</p><p>10 3 11 1 A. B. C. D. 17 7 20 4</p><p>Page 1  8 7  3. Which point on the grid below best represents the coordinates  ,  ? (8.7D)  3 3 </p><p>A. Point K B. Point M C. Point R D. Point U</p><p>4. LMN has vertices L (a, b), M (r, s), and N (u, v). What will be the new coordinates of point M is the triangle is translated 7 units to the right and 3 units down? (8.6B)</p><p>A. (r + 3, s – 7) C. (r – 7, s + 3) B. (r + 7, s – 3) D. (r – 3, s + 7)</p><p>5. KQR is translated so that R is mapped to R’.</p><p>Which ordered pair best represents either point K’ or point Q’? (8.6B)</p><p>A. K’ (-3, 6) B. Q’ (-4, -1) C. K’ (5, -2) D. Q’ (-3, -2)</p><p>6. Which of the following ordered pairs best represents the location of point T? (8.7D) Page 2  3 5   3 5   3 3   5 3  A.  ,  B.  ,  C.  ,  D.  ,   2 2   4 4   4 2   2 2 </p><p>7. Pentagon PQRST is graphed on the coordinate grid below.</p><p>Which of the following points would be the location of S’ if pentagon PQRST is dilated by a scale factor of 2 and has a center of dilation at (0, 0)? (8.6B)</p><p>A. (-6, 4) B. (2, -6) C. (4, -6) D. (4, -3)</p><p>Page 3 8. Look at the cylinder shown below.</p><p>Which of the following cylinders is similar to the one above? (8.6A)</p><p>9. The circle shown below has a diameter of 10 units.</p><p>Which of the following ordered pairs best represents the location of the center of the circle? (8.7D)</p><p>5 B. (-2, 4) 9 7 A. (2, ) C. (2, ) D. (2, ) 2 2 2</p><p>Page 4 Page 5 TAKS Grade 9-10: Objective #6 – 2006 Answer Key</p><p>1. B 2. B 3. A 4. B 5. D 6. B 7. C 8. C 9. D</p><p>Page 6</p>