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    ok i have a problem i really dont no how to do this question at all.......should the calculator b in radians r what help!!!!!!
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    Set your calculator to radians. The area of a sector is r²X/2 (where X is the angle). The length of an arc is rX. The area of a segment (such as that shaded in your diagram) is r²X/2 - r²sinX/2

    Hope this helps.
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    A Million Trillion Thank Yous!!!!!!!!!!!!
    you helped me loads!!!!!!
 
 
 

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