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How do I solve X+48+64 for a triangle

How do I solve X+48+64 for a triangle-example-1
User ChezFre
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1 Answer

5 votes

Answer: C. 16

Explanation: A horizontal line is equal to 180 degrees so 180-64= 116

and then a triangle total is also 180 degrees so add up the two angles 48+116 = 164 and then subtract from 180 (180-164=16) to get 16