Math, asked by jamunasangam, 3 months ago

Find the perimeter of a rectangular lawn whose length is 20m 50cm and breadth is 12cm 20cm.

Answers

Answered by saumyabiju

2

Answer:

65m 40 cm

Step-by-step explanation:

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Answered by DeeptiKeshri

1

Answer:

Changing 20 m into cm.

1m = 100 cm

20m = 20 ×100 = 2000cm

Perimeter of a rectangular lawn = 2 ( l + b )

= 2 ( 2000 cm × 50 cm +

12 cm × 20 cm)

= 2 ( 100000 + 240 ) cm

= 2 × 100240 cm

= 200480 cm

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