Question

any math expert is their means answer this one urgent​

Answer 1

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By Angle Sum Property of the Triangle :

Sum of all angles of a triangle = 180°

therefore,

45° + 68° + 3x + 16° = 180°

129° + 3x = 180°

3x = 180° - 129°

x = 51°/3

x = 17

Therefore, the value of x is 17.

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Answer 2

Answer:

180 =sum of angles of triangles

Step-by-step explanation:

hope it helps you