leanne52 leanne52

16-02-2021
Mathematics

contestada

Find the unknown angle A

Find the unknown angle A class=

Respuesta :

amazingkakes63 amazingkakes63

16-02-2021

Answer:

A=120°

Step-by-step explanation:

(4-2)×180=360

360-70=290

290-80=210

210-90=120

A=120°

Hope this helps! :)

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