1 Answer

McNab · Answer 1 · 2023-05-05T07:52:00+0000

Because they are isosceles triangles, the angles of their bases must be equal.

The third angle in each triangle must be 180 ° minus the two known ones.

When equating the values obtained, we have:

$x=30^{}^{}_{}$

And how:

Because they are isosceles triangles, we obtain:

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