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02-06-2021
Mathematics

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need help on math plz

need help on math plz class=

Respuesta :

Аноним Аноним

02-06-2021

Answer:

using Pythagoras theorem

9² = 7² + a²

81 - 49 = a²

[tex] \sqrt{32} = a[/tex]

5.65 = a

on rounding off it becomes 6 cm

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