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What is the value of z?

What is the value of z?-example-1
User Abigagli
by
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1 Answer

4 votes

Answer:

59

Explanation:

z-28+2z+31=180 (angle sum property of a triangle)

3z +3 =180

3z=177

z=177/3

therefore z=59

User Tallandtree
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