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03-08-2018
Mathematics

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Geometry math question no Guessing and Please show work thank you

Geometry math question no Guessing and Please show work thank you class=

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Аноним Аноним

03-08-2018

(n - 2) [tex] \times [/tex] 180

(6 - 2) [tex] \times [/tex] 180

4 [tex] \times [/tex] 180 = 720

2x + 9x + 2x + 9x + 9x + 9x = 720

40x = 720

x = 18

Vertex D: 9(18) = 162

D. 162

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