It is an obtuse scalene triangle
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The third angle must be 30 degrees so it is an obtuse triangle
A right angle triangle and the third angle measures 60 degrees
An isosceles triangle has angles of 75, 75 and 30 degrees.
No. An acute triangle only has angles less than 90 degrees. A triangle with a 130 degree angle is obtuse.
180 degrees in a triangle 180-70-30 = 80 The other angle is 80 degrees