Question

solve 10. please
don't give useless answer.​

Answer 1

Answer:

200 km

Step-by-step explanation:

2cm= 1km

then

20 sq cm = 20^2 = 400 cm

= 400/2

=200 Km

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Answer 2

Answer:

5 km ²

Step-by-step explanation:

Given : 2 cm = 1 km

Then,

2 cm x 2 cm = 1 km x 1 km

⇒ 4 cm² = 1 km ²

⇒ 1 cm² = (1/4) km ²

Now,

20 cm² = 20*(1/4)  km ²

            = 5 km ²

Therefore,

20 cm² will represent 5 km ²

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