gisselavila15p3a88u
gisselavila15p3a88u
28-01-2018
Mathematics
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Find the missing lengths
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Аноним
Аноним
28-01-2018
tan 45 = b / sqrt2
1 = b / sqrt2
so b = sqrt2
a = sqrt ( 2 + 2) = sqrt4 = 2
Its B
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