Sagot :
Step-by-step explanation:
Width= 15cm
Length= 2(Width) + 5
Length= 2(15) + 5
Length= 30 + 5
Length= 35
Length= 35cm
Perimeter of a Rectangle= 2(Length) + 2(Width)
P= 2L + 2W
P= 2(35) + 2(15)
P= 70 + 30
P= 100
P= 100cm
The perimeter of the rectangle is 100cm.