Herbert is decorating the bulletin board at school.The bulletin board is 7 ft by 11 ft.He decides to add a black border.What is

Question

3 years ago

15

the length of the border needed?

1 answer:

Sonja [21] · Answer 1 · 2022-10-28T07:41:14+03:00

Answer:

36 feets

Step-by-step explanation:

The dimension of bulletin board = 7 feets by 11 feets

Bulletin boards are shaped as a rectangle :

To add a black border ; two of the sides will be of length 7 feets (length) while the other 2 will be of 11 feets (width) each or vice-versa

However, total Lenght of black border :

(11 * 2) + (7 * 2)

22 + 14

= 36 feets