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#1
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Tan x = m/ab>>>>>(1)
2(<<< and also tan x = ab/3m from 1 and 2 , then m / ab = ab / 3m ab^2 = 3m^2 then ab= m square root of 3 then tan x =m/m square root of 3 tan x = 1 / square root of 3 then x =30 degrees
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#2
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حل ممتاز بارك الله فيك
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