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Three lines intersect to form the triangle shown below. What is the value of x in degrees?

Three lines intersect to form the triangle shown below. What is the value of x in-example-1
User Matthew Gilliard
by
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1 Answer

10 votes
10 votes

Answer:

x = 40°

Explanation:

The base angles of the triangle are 71° and 69° ( vertical angles ) , then

x = 180° - (71 + 69)° = 180° - 140° = 40°

User Wonce
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