14. Reflect over the line y = 1. ∆ABC 15. Reflect y = over the x-axis. What is the new equation of the line? 16. List your coordinate rules (about the origin) for rotations AGAIN! 90° CCW: 180° CCW: 270° CCW: 17. Find the coordinates of the image of a triangle with vertices A(-3, 2), B(2, 4) and C(3, 1) after a rotation of 90° counterclockwise. The vertices of are 1), and Graph the image of after a composition of A(3, B(7, C(5, 18. ∆ABC –1), –4). ∆ABC the transformations in the order they are listed. R90° (0,3) ° Ry = x
14. Reflect ∆ABC over the line y = 1. 15. Reflect y = over the x-axis. What is the new equation of the line? 16. List your coordinate rules (about the origin) for rotations AGAIN! 90° CCW: 180° CCW: 270° CCW: 17. Find the coordinates of the image of a triangle with vertices A(-3, 2), B(2, 4) and C(3, 1) after a rotation of 90° counterclockwise. 18. The vertices of ∆ABC are A(3, –1), B(7, 1), and C(5, –4). Graph the image of ∆ABC after a composition of the transformations in the order they are listed. R90° (0,3) ° Ry = x
chapter_4_test_review.docx