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OpenStudy (anonymous):
What is the area of a sector with radius 10" and measure of arc equal to 45°?
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OpenStudy (saifoo.khan):
45 ---- pi r^2 360
OpenStudy (saifoo.khan):
45 ---- pi 10^2 360
OpenStudy (saifoo.khan):
radius cant be 10 **degrees**
OpenStudy (saifoo.khan):
area = 39.27units dq
OpenStudy (saifoo.khan):
sq*
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OpenStudy (anonymous):
45/360 = x / (pi)100 1/8 = x / 314.159... 314.159... = 8x x= 39.269"
OpenStudy (anonymous):
and because things are hard to write on computers...
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