Question

A rectangle is made from 20 cm long thin wire. Is the breadth of the rectangle is 3 cm what is length of the rectangle

Answer 1

Answer:7cm

Step-by-step explanation:

Perimeter = 2 (L + B) ; B =3cm, P=20cm

20 = 2 (L+ 3)

10= L+3

L=7cm

Answer 2

Answer:

7 cm

Step-by-step explanation:

perimeter = 2 (l+b);b=3cm, p=20 CM

20=2(l+b)

10=l+3

l=7cm