Pre-Algebra 6-1 Perimeter & Area of Rectangles & Parallelograms 6-1 Perimeter & Area of Rectangles & Parallelograms Pre-Algebra Warm Up Warm Up Problem.
8-1 Perimeter & Area of Rectangles & Parallelograms Course 3 Warm Up Warm Up Problem of the Day Problem of the Day Lesson Presentation Lesson Presentation.
6-1