Respuesta :

Answer:

The value of a is 50°.

Step-by-step explanation:

In an isosceles triangle, 2 sides have the same lengths and same angles so we can assume that the other side of the triangle is 65°.

Given that the total angle of a triangle is 180°, so have to subtract it :

[tex]a = 180 - 65 - 65[/tex]

[tex]a = 180 - 130[/tex]

[tex]a = 50[/tex]

The value is 50 hope it helped
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