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kakasveta [241]
3 years ago
13

WILL MARK BRAINLIEST!!!

Mathematics
2 answers:
saveliy_v [14]3 years ago
6 0

Answer:

-8

Step-by-step explanation:

1) Total sum of all angles on a traingle is 180.

2) 65+40=105

3)180-105=75

4) -8+83=75

yan [13]3 years ago
5 0

Answer:

x=-8 degree

Step-by-step explanation:

65 + 40 + x + 83 = 180 degree (sum of interior angles of a triangle)

188 + x = 180

x= 180 - 188

x=-8 degree

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