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melisa1 [442]
3 years ago
8

What would the advertised size of a TV be if its length and width are 20 inches by 21 inches?

Mathematics
1 answer:
hammer [34]3 years ago
4 0

Answer:

29 inches

Step-by-step explanation:

pythagoras theorem : 20^2 + 21^2 = \sqrt{841}

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