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8.Find the measure of third angle of triangles whose two angles are 380 and 1020.

Question

8.Find the measure of third angle of triangles whose two angles are 380 and 1020.

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Mathematics
2 years
2021-08-01T10:49:23+00:00
2021-08-01T10:49:23+00:00 1 Answers
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## Answers ( )

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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