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Mathematics 17 Online
OpenStudy (anonymous):

help!?!?

OpenStudy (cwrw238):

the angles in a triangle add up to 180 degrees

OpenStudy (cwrw238):

so x = 180 - (25 + 120)

OpenStudy (anonymous):

so 35?

OpenStudy (cwrw238):

right

OpenStudy (anonymous):

thanks!

OpenStudy (anonymous):

so if another triangle was 40/90 i would

OpenStudy (anonymous):

set it up like 180 - (40 + 90

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