13-12-2021
Mathematics

contestada

18. The angle measures of a triangle are shown in the diagram. What is the value of x?
3x + 8
84
43

Respuesta :

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13-12-2021

Answer:

15

Step-by-step explanation:

3x + 8 + 84 + 43 = 180

3x + 135 = 180

3x = 45

x = 15

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