lzermeno99 lzermeno99

11-03-2021
Mathematics

contestada

Find the value of x.
143
2x° 152
116°
to
1259
140°
139°

Find the value of x 143 2x 152 116 to 1259 140 139 class=

Respuesta :

mizsmif mizsmif

11-03-2021

Answer:85 degrees

Step-by-step explanation:

Formula for sum of interior angles is (n-2)180. Since there are 7 sides, n-2 is 5.

5 x 180 = 900

Add all the angles given and subtract sum from 900 and you are left with 85 for the missing angle.

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