Answer:
x = 81
Step-by-step explanation:
The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.
x is an exterior angle of the triangle, thus
x = 23 + 58 = 81
The axis of symmetry
The x-value of the vertex
this will be the answer
1: x=-4 or x=-3 and the second can be shown clearly
x=5
y=-2
I just took this!
Hope I helped
