Question

find the perimeter of rectangle whose length and breadth are respectively (a) 2m, 3.5m

Answer 1

The perimeter would be
=2l+2b
=2×2+2×3.5
=4+7
=11m

Answer 2

perimeter of rectangle =2(l+b)
2(2+3.5)
2(5.5)
11m