Answer:
71
Explanation:
its an isosceles triangle, as we can tell from the sides, that means that 2 angles are the same size as well. a triangle has 180 degrees.
180-38=142
142/2=71
check
71+71+38=180
that means x=71 degrees
hope this helps!!
x = 71
The triangle has 2 congruent sides and is isosceles.
Thus the 2 base angles are congruent, so
x = = = 71
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