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20-02-2021
Mathematics

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6 A pair of adjacent angles is formed by lines
AD and CE.
What is the measure of angle ABC?
F 145°
G 217
H 85°
J Not here

6 A pair of adjacent angles is formed by lines AD and CE What is the measure of angle ABC F 145 G 217 H 85 J Not here class=

Respuesta :

xenia168 xenia168

20-02-2021

Answer:

x° = 145°

Step-by-step explanation:

x° + (2x - 255)° = 180°

3x = 180 + 255

3x = 435

x° = 145°

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