Question

The length of a rectangle is three times its breadth perimeter of a rectangle is 40 cm find its length and width

Answer 1

Answer:

Step-by-step explanation:

breadth = X

Length=3x

40= 2(3x+X)

40=8x

X=40/8=5

Length =3×5=15

breadth/width=5

Answer 2

Answer:

length= 15 breadth=5

Step-by-step explanation:

40 cm is 2×( l+b)

40 /2 is 20 {(l+b)}