Respuesta :

Answer:

[tex]\underline{\boxed{\tt \angle x=75^{o}}}[/tex]

Step-by-step explanation:

We know that all angles of a triangle always add up to 180°.

[tex]\angle BDH+\angle DBH+\angle DHB=180^o[/tex]

[tex]39^o+36^o+\angle DHB=180^o[/tex]

[tex]\angle DHB=105^o[/tex]

Now, ∠DHB & ∠x are supplementary angles because they form a straight line.

[tex]\angle DHB+\angle x=180^o[/tex]

[tex]105^o+\angle x=180^o[/tex]

[tex]\angle x=75^o[/tex]

Answer: 75°

Step-by-step explanation: it’s right on khan (picture for proof)

Ver imagen 40080318
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