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Find x in the following diagram
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Find x in the following diagram

Find x in the following diagram-example-1
User Stderr
by
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1 Answer

3 votes

Answer:

x = 71

Explanation:

The sum of the measures of the exterior angles of a polygon is always 360°.

A triangle has 3 exterior angles.

152+ 137+x = 360

Combine like terms

289 +x = 360

Subtract 289 from each side

289-289+x=360-289

x = 71

User Warren Sergent
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