8.Find the measure of third angle of triangles whose two angles are 380 and 1020.
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1 thought on “8.Find the measure of third angle of triangles whose two angles are 380 and 1020.<br />​”

1. Answer:

   40 degree

   Step-by-step explanation:

   let the third angle be x

   sum of all the angles = 180 degree

   38 + 102 + x = 180

   140 + x = 180

   x = 180 – 140

   x = 40 degree

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