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Mathematics 12 Online
OpenStudy (jordanhatesmath):

The measure of ∠1 = 40 80 160

OpenStudy (jordanhatesmath):

OpenStudy (welshfella):

what is the measure of the remaining arc ?

OpenStudy (jordanhatesmath):

i didnt get it :(

OpenStudy (welshfella):

the 2 marked arcs are 150 and 130 degrees so the measure of the other arc = 360 - (130 + 150) degrees

OpenStudy (welshfella):

do you get that / can you work that out?

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