Chapter 19.5 Workbook Check-In Worksheet by Deb Brastad Subjects Math Grades 3 Language ENG Assignments 17 classrooms used this worksheet Find the perimeter of objects. 30 cm 23 cm 33 cm 32cm 42 ft 44 ft 52 ft 53 ft 120 cm 90 cm 45 cm 180 cm Use This Worksheet