Miss yang has a bulletin boards of different sizes in her classroom.shecwants to calculate how much border she needs for each one

To calculate the amount of border needed for each bulletin board, you will need to find the perimeter of each board.

1. Measure the length and width of each bulletin board.
2. Multiply the length by 2 and the width by 2 to calculate the perimeter.
- Perimeter = (2 * length) + (2 * width)
3. The result will give you the total length of the border needed for each bulletin board.