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Alinara [238K]
3 years ago
14

Need help with this math lesson

Mathematics
1 answer:
Elden [556K]3 years ago
6 0

Answer:31


Step-by-step explanation: As you have 180 degress in a triangle all you need to do is add 99 and 50 = 99+50=149. Then you do 180 minus 149 =180-149 = 31. Since you know the total is 180 as there is 180 degress in a triangle add 99 and 50 and 31 = 99+50+31=180


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