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sweet [91]
3 years ago
13

Help me get it right no links

Mathematics
1 answer:
vredina [299]3 years ago
5 0

Answer:

the answer is 60°

Step-by-step explanation:

if you set 60=4x , then x = 15. (15•10)-45 = 105, meaning the third angle of the triangle is 75. then you multiply 15•4 = 60, and then the other angle would be 15•3 = 45. then 75+60+45 = 180

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