niyasalters niyasalters

25-10-2020
Mathematics

contestada

Hello! Please help me solve this Geometry question. Anything helps!

Hello Please help me solve this Geometry question Anything helps class=

Respuesta :

felixkings felixkings

26-10-2020

Answer:

[tex]x = 51[/tex]

Step-by-step explanation:

[tex]the \: sum \: of \: the \: exterio \: angles\: a \\ \: polygon \: is \: 360. \\ \\ 64 + 60 + 69 + 42 + x + (x + 23) = 360 \\ 335 + 2x + 23 = 360 \\ x = \frac{360 - 258}{2} = 51[/tex]

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Please help fast with #10 and explain your answer!Thank you