Question

7. Find the breadth of the rectangle whose perimeter is 20 cm and length is 4 cm.
please give me answer with solution​

Answer 1

Step-by-step explanation:

let length be l and breadth be b

Perimeter = 2(l+b)

20cm = 2( 4cm + b)

20/2 = 4 +b

10 = 4 +b

b = 6cm