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I don't understand this...​

I don't understand this...​-example-1
User Thewb
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1 Answer

3 votes

Answer:

If x is 55, z is also 55. Now subtract, and boom! you get 15 degrees

Explanation:

I think the whole triangle is 125* total, and has three sides, one smaller than the rest. Hope this helps!

User Dbruning
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4.4k points