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nmaz
nmaz nmaz
  • 05-02-2017
  • Mathematics
Answered

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behnaz
behnaz behnaz
  • 05-02-2017

In big triangle: it is a Isosceles triangle and : 180^-50^=130^
130/2=65^
M+n=65
In the small Isosceles triangle:
180^-90^=90^
90/2=45^=n
m=20^

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