NAME PERIOD DATE SCORE 7 Chapter 7 Quiz 1 (Lessons 7-1 and 7-2) 1. The ratios of measures of the angles in AABC is 4:13:19. Find the measures of the angles. 1. 2. SCHOOL ELECTIONS Henrietta conducted a random survey of 60 students and found that 36 are planning to vote for her as class president. If there are 460 students in Henrietta's class, predict the total number of students who will vote for her as class president. 2. 3. Are any of the three triangles similar? If so, write 8 the appropriate similarity 10 statement. X 3. 4. If AABC ~ ADEC, find x and the B 20 3x - 2 C D scale factor of AABC to ADEC. 2x A 25 E 4. 5. MULTIPLE CHOICE In a rectangle, the ratio of the length to the width is 5:2, and its perimeter is 126 centimeters. Find the width of the rectangle. A 9 cm B 18 cm C 45 cm D 50.4 cm 5