kliggejm24 kliggejm24

31-01-2022
Mathematics

contestada

find the value of x
degree of angles are
143 2x 152 116 125 140 139 and x

find the value of x degree of angles are 143 2x 152 116 125 140 139 and x class=

Respuesta :

Jhon566 Jhon566

31-01-2022

Answer:

Total interior angle= 180*(n-2)

=180*(7-2)

=900

x+139+143+2x+152+116+125+140=900

=>3x+815=900

=>3x=900-815

=>x=85/3

=>x=28.3

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