Question

find the perimeter of a rectangle lawn whose length is20m 50cm and breadth is 12m 20cm
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Answer 1

length

20m=20×100=2000+50=2050

breath

12×100=1200=1200+20=1220

perimeter of rectangle

2×(2050+1220)

=2×3270

=6740

Answer 2

Answer:

Step-by-step explanation:

Given :-

Length of rectangular lawn = 2050 cm

Breadth of rectangular lawn = 1220 cm

To Find :-

Perimeter of rectangular lawn

Formula to be used :-

Perimeter of rectangular = 2(l + b)

Solution :-

Putting all the values, we get

= 2(l + b)

= 2(2050 +1220)  cm

= 2(3270)  cm

= 6540 cm

Hence, the Perimeter of rectangular lawn is 6540 cm.