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mash [69]
3 years ago
5

In a square handkerchief having a side measurement 30 cm the portion 5

Mathematics
1 answer:
olasank [31]3 years ago
4 0

Step-by-step explanation:

the area of the red coloured portion =

(30×30) -(20×20)

= 900-400

= 500 cm²

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