It can be an obtuse triangle with 2 different acute angles or it can be an isosceles triangle with 2 equal base angles of 17.5 degrees
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An obtuse triangle
Since all the angles in a right triangle add up to 180 and we already have 145, this means that the third angle must be 35 degrees.
Complementary angles total 180 degrees. So if the obtuse angle is 145 degrees, the acute angle is 35 degrees.
145
no a reflex angle is 145