madelyncarter madelyncarter

27-05-2021
Mathematics

contestada

Need help on angles of polygons

Need help on angles of polygons class=

Respuesta :

katherinadsouza17 katherinadsouza17

27-05-2021

Answer:

x=8

Step-by-step explanation:

180-71=109

360-109=251

251=10x+6+13x-2+8x-1

251=31x+3

251-3=

248/31=8

Hope this helps

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