Question

a rectangle and square are having same perimeter square side is 9m find the breadth of r4 if length is 12m​

Answer 1

Step-by-step explanation:

P

S

=P

R

P

S

=40+40+40+40=160cm

P

R

=2(l)+(b)2=2(l+b)=2(10+b)cm

∴160=2(10+b)

⇒80=10+b

⇒b=70cm make me brainlist and follow me like this answer