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OpenStudy (anonymous):
what is the value of n? SS >> http://prntscr.com/3ryvuf I got B,Is that correct?
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OpenStudy (anonymous):
im pretty sure.
geerky42 (geerky42):
|dw:1402537198637:dw|
OpenStudy (anonymous):
pretty sure it is not B
OpenStudy (isaiah.feynman):
You can make it into internal angles so it becomes more familiar.
OpenStudy (isaiah.feynman):
|dw:1402537886372:dw|
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OpenStudy (isaiah.feynman):
|dw:1402538010913:dw|
OpenStudy (isaiah.feynman):
To find z we can use the fact that sum of internal angles in a triangle is 180, thus 47+38+z=180 , z = 180-(47+38), z = 95.
OpenStudy (isaiah.feynman):
|dw:1402538161906:dw|because n and 95 add up to 180 degrees, n must equal 180-95 = 85.
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