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02-12-2021
Mathematics

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02-12-2021

Answer:

9

Step-by-step explanation:

50, 80 and 6x - 4 are interior angles of a triangle.

Note : -

Sum of interior angles in a triangle is 180.

6x - 4 + 50 + 80 = 180

6x = 180 - 50 - 80 + 4

= 180 - 130 + 4

= 50 + 4

6x = 54

x = 54 / 6

x = 9

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