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Mathematics 24 Online
OpenStudy (anonymous):

The central angle of a sector of unit circle is 24 degrees 30' ; Find its arc length . . . ANSWER : S=0.4276

OpenStudy (anonymous):

it is a question that uses s=r*theta <--- formula

OpenStudy (anonymous):

but how to get r??

OpenStudy (anonymous):

a unit circle has a radius of 1?

OpenStudy (anonymous):

http://en.wikipedia.org/wiki/Unit_circle

OpenStudy (anonymous):

how to get S??

OpenStudy (anonymous):

what will be theta?

OpenStudy (anonymous):

convert your central angle into degrees not minutes

OpenStudy (anonymous):

24.5

OpenStudy (anonymous):

now what??

OpenStudy (anonymous):

S=r*theta

OpenStudy (anonymous):

the answer is S=0.4276

OpenStudy (anonymous):

there must be some change in theta

OpenStudy (anonymous):

hello anyone there?

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