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3 years ago

A side of the triangle below has been extended to form an exterior angle of 125°. Find the value of X

Mathematics

1 answer:

mel-nik [20]3 years ago

3 0

Answer:

x = 19°

Step-by-step explanation:

The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles, thus

x + 106° = 125° ( subtract 106° from both sides )

x = 19°

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