Question

The perimeter of a rectangle is 40 units. Find the length of a rectangle if its breadth is 5 units​

Answer 1

Answer:

Given:

perimeter of a rectangle is 40 units.

breadth is 5 units

perimeter=2(Length+breadth)

40=2(length+5)

$\frac{40}{2}$=(length+5)

20=(length+5)

20-5=length

length=15units

Thank you

Answer 2

Answer:

15 units

Step-by-step explanation:

formula to find length if breadth is given

$l = (p \div 2) - b$

L=(40/2)-5

L=20-5

L=15