Question

Solve the problem please​

Answer 1

Answer:

yes we are agree with her because we know that sum of all angles of triangle is 180°(obtuse angle).

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Answer 2

Answer:

Triangle cannot have more than one obtuse angle because there are 3 side and if you add three sides it equals to 180 degree and obtuse angle is greater than 90 degree and the other two has to be less than 90 degree. ... By definition, the sum of angles of a triangle is 180 degrees.