1. B) Solve the following sub-questions.
1) Length of rectangle x cm and it’s breadth y cm perimeter is 20 cm.
write thi

2 thoughts on “1. B) Solve the following sub-questions.<br />1) Length of rectangle x cm and it’s breadth y cm perimeter is 20 cm.<br />write thi”

1. Step-by-step explanation:

   Length of rectangle is x cm and breath is y cm.

   l×b = perimeter of rectangle

   x × y = 20 cm

   x = 20/y cm

   Putting the value of x

   x × y = 20 cm

   20/y × y = 20

   y = 20/20

   y = 1

   Now, value of y is 1 cm

   1 × x = 20 cm

   x = 20 cm

   Reply

2. Answer:

   Step-by-step explanation:

   l=length=x

   b= breath=y

   formula is 2(l+b)

   2(x+y)=20 its the mathematical form

   Reply