Answer:
118°
Explanation:
Since it is an isosceles triangle, two angles must be the same.
Also angles in a triangle add up to 180° and from this we can deduce that
x + ( 31 + 31 ) = 180
( Simplify )
x + 62 = 180
( - 62 from both sides )
x = 118°
5.7m questions
7.4m answers