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What is the value of the angle X in the following diagram ? 

A)60 degree
B)100 degree
C)120 degree
D)140 degree
Any help ?! plz​

What is the value of the angle X in the following diagram ?  A)60 degree B)100 degree-example-1
User Coryj
by
8.3k points

2 Answers

2 votes

Answer:

D


x + 40 \degree = 180\degree \\ x = 180\degree - 40\degree \\ x = 140\degree

User VRallev
by
8.6k points
2 votes

Answer:

x = 140°

Explanation:

x and 40° are adjacent angles and sum to 180° , then

x + 40° = 180° ( subtract 40° from both sides )

x = 140°

User Ashir
by
9.6k points

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