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13-11-2020
Mathematics

contestada

How can I solve this?

How can I solve this class=

Respuesta :

13-11-2020

Answer:

? = 130°

Step-by-step explanation:

The sum of all angles inside a triangle is always 180°.

180 - 20 - 30 = 130°

130° is vertical to the ?, therefore, the ? = 130°

hope this helps :)

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