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Mathematics 9 Online
OpenStudy (newwar):

What is the value of x? A. 22 B. 53 C. 127 D. 189 https://static.k12.com/calms_media/media/1582000_1582500/1582235/1/cd43be472d59d416d8b9d3a1cec841f214e580f0/MS_IMC-150209-150412.jpg

OpenStudy (utterly_confuzzled):

So, again, a line is only 180 degrees, so 180-158 = ? Take that answer, add it to 31, and then subtract that answer from 180 since the total number of degrees in a triangle

OpenStudy (newwar):

127

OpenStudy (anonymous):

\[x=180-31-(180-158)=127 \]

OpenStudy (utterly_confuzzled):

Right!

OpenStudy (newwar):

thanks again

OpenStudy (utterly_confuzzled):

You're welcome!

OpenStudy (anonymous):

C.

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