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Mathematics 10 Online
OpenStudy (anonymous):

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OpenStudy (anonymous):

a four sides shapes angles must add up to 360 deg. 360-120-100-100=80 the 120 is the value of angle r, the 100 values are angle u and s. So angle t is 80.

OpenStudy (anonymous):

It said it's either 20, 100, 60, or 40

OpenStudy (anonymous):

what kind of file is that, toristar? word file? can you pdf or sketch the problem?

OpenStudy (anonymous):

i can't open the file.. sorry... :(

OpenStudy (anonymous):

haha sorry its 40 i made a simple mistake

OpenStudy (anonymous):

360-120-100-100=40. my bad

OpenStudy (anonymous):

thank you!

OpenStudy (anonymous):

no problem

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