ochoanene822
20.11.2020 •
Mathematics
Find the measure of the vertex angle.
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Ответ:
∠Y = 34
Step-by-step explanation:
6x - 23 = 4x + 9
-4x -4x
2x - 23 = 9
+23 +23
2x = 32
2 2
x = 16
6x - 23 + 4x + 9 + ∠Y = 180
6(16) - 23 + 4(16) + 9 + ∠Y = 180
146 + ∠Y = 180
-146 -146
∠Y = 34
Ответ:
The answer is - 22.2t - 9.1
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