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Mathematics 18 Online
OpenStudy (anonymous):

The circumference of circle X above is 40pie cm. What is the length of line segment XY?

OpenStudy (anonymous):

6x

OpenStudy (accessdenied):

Any images to accent this?

OpenStudy (anonymous):

yes, its a picture with a circle with the letter x. in the center, and and x on the outsides

OpenStudy (anonymous):

w & x i meant|dw:1333745315190:dw|

OpenStudy (accessdenied):

|dw:1333745330689:dw| So, I'm seeing X is the center of the circle and Y is a point on the circle itself?

OpenStudy (anonymous):

OpenStudy (accessdenied):

sorry, that link doesnt work for me. :(

OpenStudy (anonymous):

oh its ok,,i just figued it out lol thanx

OpenStudy (accessdenied):

oh okay, cool I just got it to work too. Yeah, XY is the radius, so you can use the formula for circumference "C = 2pi r" and plug in C=40pi to solve for r.

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