Answer :

jonathanreyesg

Answer:

The answer is: [tex]90^\circ[/tex]

Step-by-step explanation:

Using the right angle we have

[tex]90^\circ+m\angle a+m\angle b=180^\circ[/tex]

so we must have

[tex]m\angle a+m\angle b=180^\circ-90^\circ=90^\circ[/tex]

Queenlolgod

Answer

90

Step-by-step explanation:

I just know , try it.. it's going to work .

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