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Exterior angle, theorem, and triangle, some theorem
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17 votes
17 votes
Exterior angle, theorem, and triangle, some theorem

Exterior angle, theorem, and triangle, some theorem-example-1
User Ketema
by
3.0k points

1 Answer

10 votes
10 votes

Answer:

? = 94°

Explanation:

the exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.

143° is an exterior angle of the triangle , then

? + 49° = 143° ( subtract 49° from both sides )

? = 94°

User ZLK
by
2.9k points
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