Question

find the value of unknown interior x​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

75 ° is exterior angle to make it interior use the straight angle property (180°)

180 - 75 = 105

Angle sum property of a triangle is 180°

So add the three measures of angles

35 ° + 105° + x = 180 °

140 ° + x = 180 °

x = 180° - 140°

x = 40°

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