Topie 1: Ratio & Proportion 1. The ratio of the measures of the angles in a 2. The ratio of the measures of the sides of a triangle is 8:3:4. Find the measures of the triangle is 9:12:5. If the perimeter of the triangle is 130 feet, find the measures of the angles. 8x +3x +4x = 18 sides. 9x + 12 Topic 2: Similar Figures 3. Find the scale factor of Figure A to Figure B. 4. Find the scale factor of Figure B to Figure A 24 25. 2 36 20 20 21 B 18 14 A 12 25.2 28 15 5. If AKLJ - AVWU, find the value of x. 25 - 4x - 20 U 25 20 2 x +2 K at - 23 -2x + 2 25 (2*+2) = 20 (4X- 23) 30*+ 50 = 80x - 460 W 20 50x + 510 2 80x 510 30x 30 30 X =12