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Mathematics 9 Online
OpenStudy (dobby1):

@.Sam.

OpenStudy (dobby1):

measure of angle s = 30 degrees, measure of arc rs = 84 degrees, line ru is the tangent of the circle at r what is the measure of angle u

OpenStudy (dobby1):

OpenStudy (dobby1):

@.Sam.

sam (.sam.):

|dw:1368630923497:dw|

sam (.sam.):

rs = 84 degrees?

OpenStudy (dobby1):

yep

OpenStudy (dobby1):

not drawn to scale

sam (.sam.):

i mean its impossible|dw:1368631130113:dw|

OpenStudy (dobby1):

arc rs not angle

sam (.sam.):

yeah but its in degrees

OpenStudy (dobby1):

yeah that is how you measure arcs

sam (.sam.):

so what do you think?

OpenStudy (dobby1):

i dont know

OpenStudy (dobby1):

do you want to see the answer choices

OpenStudy (dobby1):

@.Sam.

sam (.sam.):

you sure you wrote the question correctly

OpenStudy (dobby1):

yep

sam (.sam.):

you dont need rs = 84 degrees, use 180-30-90=60 U=60

OpenStudy (dobby1):

i dont have 60 as an answer choice

OpenStudy (dobby1):

@vivianrush

sam (.sam.):

30?

OpenStudy (dobby1):

27 degrees 12 degrees 54 degrees 24 degrees

OpenStudy (dobby1):

those are my answer choices

sam (.sam.):

|dw:1368632816415:dw|

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