Hello!
The length and width are given.
We know the formula for calculating perimeter :
[tex]\fbox {Perimeter = 2(Length + Width)}[/tex]
Let's solve!
- Perimeter = 2(123 + 17k + 24k - 49)
- Perimeter = 2(41k + 74)
- [tex]\fbox {Perimeter = 82k + 148}[/tex]
∴ The perimeter is 82k + 148.
